What are the biomechanics of a concussion

Answers

Answer 1
is defined broadly as the interrelationships among the forces experienced during impact, head and neck movements, stiffness of the tissue that composes the head/neck complex, deformation of structures at the macroscopic and microscopic level, and the biological responses
Answer 2

Final answer:

Concussions result from the rapid acceleration and deceleration of the skull, causing the brain to move inside the skull and hit its internal surfaces. This phenomenon, known as a coup contrecoup injury, can lead to bruising, swelling, and nerve damage in the brain. Understanding and managing concussions require immediate medical evaluation and care.

Explanation:

Concussions are caused by the mechanical forces exerted on the brain during an impact. The process begins when an external force causes the skull to accelerate rapidly. This acceleration results in the brain moving within the skull due to inertia. When the skull stops or changes direction, the brain continues to move, striking the internal surfaces of the skull. This is known as a coup contrecoup injury, characterized by damage at both the site of initial impact and on the opposite side of the brain. These injuries can lead to bruising, swelling of the brain, tearing of blood vessels, and nerve injury, which collectively contribute to the symptoms of a concussion.

Concussions are considered the mildest, yet most common, type of traumatic brain injury (TBI). They often result from impacts to the head that can occur during contact sports, vehicular accidents, falls, or other activities involving sudden accelerations or decelerations of the head. Symptoms of concussions can include headache, drowsiness, confusion, and in more severe cases, long-term neurological impairments. The assessment and diagnosis of a concussion are typically conducted through a neurological exam by a clinical neuroscience practitioner.

Given the complexity and variability of concussion injuries, it is crucial to understand the biomechanical processes underlying them to better prevent, diagnose, and treat these injuries. The effective management of concussions requires a comprehensive approach that includes immediate assessment following potential injury incidents and appropriate medical care to mitigate long-term impacts.


Related Questions

Select all the correct answers.
Lenny wants to make flavorful ground pork. She wants to use cuts of meat that taste best when ground. What cuts of meat should she use?

ham
picnic shoulder
belly
pork butt
jowl

Answers

Answer:

picnic shoulder and pork butt are the correct answers on Plato

Adolescence is the time between birth and the onset of puberty.


Please select the best answer from the choices provided.

T
F

Answers

The following statement, Adolescence is the time between birth and the onset of puberty, is false.

Adolescence is the time between birth and the onset of puberty, is false.

What is Adolescence?

Adolescence, which lasts from ages 13 to 19, is the period between childhood and adulthood.

Adolescence's physical and psychological changes frequently begin earlier, between the ages of 9 and 12, during the preteen or "tween" years.

Teenage years can be a time of confusion and discovery. As adolescents develop their sense of self, they may have to make challenging decisions regarding their academics, friendships, sexuality, gender identity, use of drugs and alcohol, and independence.

Therefore, Adolescence is the time between birth and the onset of puberty, is false.

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Teen fathers tend to differ in certain ways from their non-parenting counterparts. Profile the teen father.

Answers

WHAT DO U WANT TO KNOW tell me and i will awnser your question/

You are caring for a child who is unresponsive but breathing normally. No trauma is suspected and the scene is safe. I want to protect the child's open airway . I have extended the arm nearest me up alongside the head, brought the other arm across his chest and I have the back if his hand against his cheek. What is my next step??

Answers

Explanation : the next step is to bring the childs far knee upward and slightly bent so that the foot lies flat to the floor .now roll the child on to your side ,carefully pull on their bent knee and roll them towards you.

Once you've done this the top arm should be supporting their head and bent leg Should be on the floor to stop them from rolling over too far.

After preparing to place a child in the recovery position by positioning the arms correctly, the next step is to bend the child's far knee, roll them towards you into the recovery position and ensure their airway remains open. If choking is suspected, follow protocol by encouraging coughs, delivering back slaps, and possibly using the Heimlich maneuver.

The situation you have described appears to be the preparation for placing a child in the recovery position, which is done when the child is unresponsive but breathing normally, and no trauma is suspected. After extending the arm nearest to you, bringing the other arm across the chest, and placing the back of their hand against their cheek, you should next:

With your other hand, grab the knee furthest from you and pull it up so that their foot is flat on the ground.Carefully roll the child towards you, keeping the back of their hand against their cheek to support their head and neck as you roll them.Position the child on their side with their head tilted back to maintain an open airway. Check their breathing regularly and monitor for any changes in their condition.

If the child shows signs of choking, remember choking first aid measures involve encouraging the person to cough, and if necessary, delivering a few hardback slaps to help dislodge the item. If this is ineffective, Heimlich maneuver may be indicated. Call for emergency medical help if necessary. Always ensure you are following a certified first aid course's recommended protocols for these situations.

Taking action to care for the environment is called being ________

Answers

Hello There!

Since there is not multiple choice answers, many answers could fit here,

1 answer could be "CARING" or another one could be "CONSIDERATE"

When lifting weights, it is important to use what type of movements.
A. Smooth
B. Quick
C. Abrupt
D. Angled

Answers

Answer:

A

Explanation:

Smooth movements help to keep you from damaging yourself or straining muscles.

The answer for this question would be A. Smooth

While working out, you must be careful not to hurt, damage or tear muscles. If you are lifting weights, and do it quickly or abruptly, you could easily do something wrong and may need to perform extra stretches to repair the now damaged muscles.

Sperm require seminal fluid in order to survive in the acidic environment of the vagina.
True
False


Answers

True is the correct answer

Which method of cooking does the following passage describe?
Tammy wants to soften beets before skinning them. She wants to retain as many nutrients as possible, but still be able to skin them easily. So she adds them to boiling water for one minute, and then plunges them into cold water to avoid overcooking. This method of immersing vegetables into boiling water and then quickly cooling them is called _____________ and shocking.

Answers

Answer:

Blanching

Explanation:

Blanching is a cooking process wherein a food, usually a vegetable or fruit, is scalded in boiling water, removed after a brief, timed interval, and finally plunged into iced water or placed under cold running water (shocking or refreshing) to halt the cooking process.

Answer:

blanching

Explanation:

The area of the brain involved in production of speech is __________. A. Broca’s area B. Wernicke’s area C. the occipital lobe D. the parietal lobe

Answers

Answer:

The answer is A. Broca's Area

Explanation:

This is a region in the frontal lobe of the dominant hemisphere, usually the left side of the brain linked to speech production. Language processing has been linked to Broca's area since Paul Broca reported impairments in two patients.

Answer:

Broca’s area.

Explanation:

Broca's area is located in the frontal region of brain especially located on the left. The broca's area is the main part  triangular part of inferior frontal gyrus and the homologue of broca's area is present on the right hemisphere.

The main function of the broca's area is the production of speech in the humans. The gestures that are associated with speech are controlled by the broca's area. Semantic and phonological tasks are also controlled by the broca's area.

Thus, the correct answer is option (A).

What should you do if you find yourself dependent on a drinker for a ride home?

A. try to sober up the drinker

B. worry about being rude to the drinker

C. see if the drinker is drunk

D. ask someone for help

Answers

Answer:

I would definitely go with Option "D. Ask someone for help."

Explanation:

It would be the right thing to do to ask someone other than the drinker for help, so you can get the person who had drank alcohol a safe ride home and get yourself one as well.

This is the only option that makes sense.

If you find yourself dependent on a drinker for a ride home, the best course of action is to ask someone for help. Hence the correct answer is D.

In this situation, prioritizing your safety and well-being is crucial. It's important to recognize signs of intoxication in the drinker before accepting a ride, as impaired individuals should not be driving. Always have a backup plan in place in case you find yourself in such a situation.

What is the Medical Assistant's responsibility if they witness a violation of HIPAA?

Answers

Answer:

you are responsible for HIPAA and HIPAA violations. Employees may individually face charges if patient data is compromised, but that doesn’t mean providers are exempt from making sure the organization is HIPAA compliant.

Explanation:

Answer:

It is the assistant's responsibility to make a complaint to the responsible organization, stating that a doctor has violated the guidelines defended by HIPAA.

Explanation:

HIPAA is a law passed in the USA that determines guidelines and rules that protect a patient's medical information. This law treats all information about treatments and medical procedures of a particular person as being confidential, so that information can only be disclosed with the formal authorization of the patient.

Any health professional who violates this law must be denounced and bear the consequences of his errors. For this reason, we can state that it is the assistant's responsibility to make a complaint to the responsible body, stating that a certain doctor has violated the guidelines defended by HIPAA.

Your friend asks you to explain the Health Insurance Portability and Accountability Act (HIPAA). What information should you include in your explanation?

Check all that apply.

HIPAA outlines who has access to patient records.
HIPPA limits and insurance company’s ability to refuse to pay based on a pre-existing condition.
The patient’s rights and responsibilities are outlined by HIPAA.
HIPAA is important because it sets rules so that individuals with disabilities cannot be discriminated against.

Answers

Answer: The first and last one

Explanation:I took the test

Answer:

not complying

complying

not complying

Explanation:

edge

Marshal wants to cook vegetables quickly and evenly. What should he do?
A.
chop vegetables into large even pieces
B.
cook using lot of water
C.
cut into large uneven pieces of vegetables
D.
sprinkle lemon juice while cooking
E.
add extra ingredients like cooking soda to hasten the process

Answers

Answer:

A.

Explanation:

even big pieces would cook all of them them evenly thoroughly and quicker than all the other options

hope this helps :)

Answer:

chop vegetables into large even pieces

Explanation:

A rise in the blood levels of follicle-stimulating hormone at the beginning of the ovarian cycle is responsible for

Answers

Answer:

The answer is follicle maturation.

Explanation:

Final answer:

The rise in follicle-stimulating hormone triggers the growth of follicles on the ovary's surface, leading to ovulation, under high progesterone and estradiol levels. If implantation does not occur, menstruation ensues, and the process starts anew.

Explanation:

A rise in the blood levels of follicle-stimulating hormone (FSH) at the beginning of the ovarian cycle is predominantly necessary for instigating the growth of follicles on the surface of the ovary. This phenomenon is referred to as the follicular phase. These growing follicles start producing high levels of the hormone estradiol, stimulating the secretion of Gonadotropin-releasing hormone (GnRH) by the hypothalamus, which thereby guides the rise of FSH and luteinizing hormone (LH) levels.

Just prior to the middle of the cycle, around day 14, high estrogen levels bring about a rapid increase and then decrease in FSH and particularly LH. This surge in LH causes the most mature follicle to rupture and release its egg, leading to ovulation. Any follicles that did not rupture degenerate, and their respective eggs are lost. Post-ovulation, estrogen levels drop as the extra follicles degenerate.

Moreover, the growing follicles during the follicular phase result in the release of estrogens and a small amount of progesterone. This progesterone plays a critical role in maintaining the endometrium, thereby preparing for possible pregnancy. If pregnancy implantation does not occur, the endometrial lining is sloughed off, thus marking the beginning of a new cycle.

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What is one reason why indoor air pollution has become an increasing problem? PLEASE HELP ASAP!!

Answers

Answer: Indoor pollution sources that release gases or particles into the air are the primary cause of indoor air quality problems

Explanation:

Answer:

Indoor air pollution refers to the burning of fuel sources to cook and heat the house for example. There are several reason why this type of pollution is an increasing problem, one of the most common is that indoor air pollution is from CO which is carbon monoxide, which is undetectable, it doesn't have any color or smell to know that we are breathing it.

In addition, indoor air pollution represents an important leading risk factor to death, around 1.5 million deaths per year. According to Our World in Data, in low-income countries, 6% of deaths is due to indoor air pollution.

Lastly, most domestic activities are based on burning fuels, that's why deaths rate are so alarming, because normal activities cause indoor air pollution.

If you were going to apply to medical school, what test would be the most useful for you to take?

the SATs
the GREs
the ACTs
the MCATs

Answers

Answer:

I believe it is the MCATs but you might want to look it up because I'm not positive.

Explanation:

Which statement does NOT describe the impact that technology and the study of genetics has had on the field of health science?

By studying genetics, scientists are able to discover patterns of inheritance.

Because of technology, scientists are able to use genetics to solve crimes.

Genetic testing has enabled scientists to diagnose some forms of disease.

Because scientists study genetics, they are able to prevent genetic disease.

Answers

The answer is: Because scientists study genetics, they are able to prevent genetic disease.

Explanation: Genetic diseases cannot be prevented because they are already in our genes.

Final answer:

The statement 'Because scientists study genetics, they are able to prevent genetic disease' does not accurately depict the impact of genetics on health science. While genetics can help diagnose and manage disease, prevention of genetic diseases often involves multiple factors beyond genetic understanding.

Explanation:

The impact of technology and the study of genetics in health sciences has been substantial. One of the statements that does not accurately describe its impact is that 'Because scientists study genetics, they are able to prevent genetic disease.'

While the study of genetics and technological advancements like genetic testing can diagnose diseases and identify risk factors, they do not necessarily prevent the disease itself, particularly when genetic predisposition is involved. Many complex diseases are influenced by multiple genes (multigenic inheritance) in combination with environmental factors, making prevention through genetic study alone challenging.

Genetic testing and biotechnology have indeed allowed for improved diagnoses and personalized treatments, such as in the emergent field of pharmacogenomics. These advances help tailor treatments based on an individual's genetic makeup, thus optimizing efficacy and potentially reducing side effects. However, preventing diseases with a genetic basis, especially multifactorial ones, is not solely dependent on understanding genetics, but also on a combination of public health initiatives, lifestyle changes, and medical interventions.

Can stroke volume increase if edv does not change?

Answers

Answer:

The volume of a gas will decrease.

Let's think of some good examples. How about an air tank? Its volume is very small but the gas it contains could easily fill a small room. How is the volume so small, then? Because the gas is under extremely high pressure.

Okay so intuition from every day life tells us increase in pressure means decrease in volume.

Examples of temperature? A hot air balloon is filled by a flame that heats the gas inside it. The balloon gets bigger - the volume rises. This is an especially relevant example since the hot air balloon rises due to buoyancy, meaning the air inside it is less dense than the air outside it.

Less dense means there is less mass per volume inside it, so again we know that the gas inside the balloon has undergone an increase in volume in response to being heated.

So increase of temperature means an increase of volume.

The answer to your question, then, is that the volume will decrease (which is actually kinda difficult to do sometimes...but still a theoretical fact).

For further reading and understanding, see "Ideal gas law".

Explanation:

The most common lever in the human body is the __________. A. first class lever B. second class lever C. third class lever D. fourth class lever Please select the best answer from the choices provided. A B C D

Answers

Answer:

Third Class Lever

Answer:

The most common type of lever in the human body is the Third Class Lever

Explanation:

For this, we first need to understand lever systems.

Levers in Human Body

First class lever – the fulcrum lies between the effort and the load. For example head and neck during neck extension.

Second class lever – the load lies between the fulcrum and the effort. For example stand on tip toes

Third class lever – the effort lies between the fulcrum and the load. For example bending arms

Refer to the diagram for deeper understanding.

Third Class Levers

The load lies away from the fulcrum than the effort. There is no mechanical advantage because the effort is greater than the load. However this disadvantage is compensated with a larger movement – a small contraction of the biceps produces a large movement of the forearm. This type of lever system also gives us the advantage of a much greater speed of movement.

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Which of the following statements is NOT true about body composition?
A.
Too much body fat can lead to joint or bone disorders.
B.
Body composition is influenced by numerous factors.
C.
Body composition refers to a person's overall weight.
D.
Lean body mass is the nonfat component of body composition.

Answers

Answer:

The answer Is C

Explanation:

A typical family system is characterized by____.
A. An evolved set of rules for itself and it’s members
B. The lack of values
C. Decreased communication
D. None of these apply

Answers

“A.” is your answer. Rules and communication are key.

Answer: it would be A, hope it helps :)

Joelle heard that vitamin K can strengthen her bones so she started taking megadoses of it daily. What negative effect could this have? A. get her banned from sports tournaments B. lower her ability to absorb vitamins C and E C. poison her by building up too much vitamin K in her body D. cause hair loss and a severe case of acne Reset Next

Answers

Answer:

ans is c poison her due to accumulation of vitamin k

Explanation:

Any organism or particle that can cause an infectious disease is called a

Answers

Answer:

infectious agent, or pathogen.

Explanation:

OSHA is in charge of all of the following EXCEPT:

occupational safety inspections
the whistleblower investigations
licensing health-care workers
conducting safety documentation reviews

Answers

OSHA oversees occupational safety inspections, whistleblower investigations, and safety documentation reviews but does not manage the licensing of healthcare workers, which is the responsibility of state agencies.

OSHA, or the Occupational Safety and Health Administration, is a federal agency in the United States responsible for ensuring safe and healthy working conditions for employees. However, it's important to clarify the role of OSHA in relation to the statements provided.

Occupational Safety Inspections: OSHA is indeed responsible for conducting occupational safety inspections. These inspections involve assessing workplaces to identify and mitigate potential hazards, ensuring employers comply with safety regulations, and promoting a culture of safety among workers.

Whistleblower Investigations: OSHA plays a crucial role in investigating whistleblower complaints related to workplace safety and health violations. Employees who report safety concerns or illegal activities by their employers are protected under various whistleblower protection laws, and OSHA investigates such claims to ensure compliance.

Licensing Health-Care Workers: OSHA does not have authority over licensing healthcare workers. Licensing healthcare professionals falls under the jurisdiction of state-specific medical and healthcare boards, agencies, or departments. OSHA primarily focuses on workplace safety and health standards and regulations applicable to various industries.

Conducting Safety Documentation Reviews: OSHA does review safety documentation as part of their inspections and investigations. Employers are required to maintain records of workplace injuries, illnesses, safety training, and safety procedures. OSHA reviews these records to ensure compliance and to track workplace safety trends.

In summary, OSHA is responsible for occupational safety inspections, whistleblower investigations, and safety documentation reviews. However, it does not have authority over the licensing of healthcare workers, as this falls under the purview of state-level healthcare regulatory bodies.

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When someone has great character, we know that he or she _____.

strives for honesty and fairness
is able to identify with the feelings of others
will always behave in an acceptable way
has sympathy for others

Answers

Strives for honesty and fairness

Which best describes the relationship of musculoskeletal disorders to statin drugs?


Musculoskeletal disorders are treated by using statin drugs.

Musculoskeletal disorders are a side effect of using statin drugs.

Musculoskeletal disorders are prevented by using statin drugs.

Musculoskeletal disorders are cured by using statin drugs.

Answers

Musculoskeletal disorders are a side effect of using station drugs.

The correct answer is B. Musculoskeletal disorders are a side effect of using statin drugs.

Explanation:

Statin drugs are commonly used to treat diseases related to the circulatory system as statin drugs act by reducing cholesterol levels, due to this, its use is recommended to treat or prevent diseases such as coronary heart disease. However, these medicines have been related to side effects that include an increased risk of diabetes and musculoskeletal disorders. In the case of musculoskeletal disorders, it has been found in people taking statin drugs have higher odds of developing this type of disorder that involves pain or weakness in muscles, tendons, joints, and similar. Thus, musculoskeletal disorders are related to stating drugs because these disorders are side effects of statin drugs.

An explosion at a chernobyl power plant caused radioactive material to spread across the air and land leading to increased cancer risks for nearby people. What is the best explanation for the cause of that explosion?

Answers

Answer:

The accident in Chernobyl was caused by the result of a flawed reactor design and highly untrained staff!

Explanation: In 1986, one of the main core reactors were manned by staff with inadequate training and logical experience which resulted in a steamy explosion with fires that sent 5% of the radioactive reactor core into the atmosphere and down wind.

Not a good few decades for Chernobyl.  

Sally is a 43-year-old mother of two who has gained 50 pounds over the past five years. She is 64 inches tall and weighs 180 pounds with a BMI of 30.8. Her waist circumference is 37 inches. She acknowledges that she is not as physically active as she would like to be. She also notes how recent stresses in her life have affected her sleep and seem to have triggered her appetite for sweets. Sally’s father recently died from complications of type 2 diabetes and her mother and sisters are overweight. Sally says she is very motivated to “not get diabetes” and is disturbed that her recent physical exam revealed mildly elevated blood pressure, glucose, and cholesterol levels.If Sally goes on a typical weight-loss diet for women, how many kcalories will it provide per day? a. 800 b. 900 c. 1000 d. 1100 e. 1200 5.71

Answers

Hi !

If Sally goes on a typical weight-loss diet for women, how many kcalories will it provide per day?

e. 1200

Dentify the structure of the human heart which is a valve between the right atrium and the right ventricle of the heart that directs blood that needs oxygen to the lungs. (check out the hint)

Answers

Answer:

Heart function:

1. Deoxygenated blood enters the heart through the vena cava (vein) into the right atrium.

2. The right atrium contracts and blood moves through the tricuspid valve to the right

ventricle.

3. The ventricle contracts and blood exits the heart through the semilunar valve to the

lungs via the pulmonary artery.

4. Blood becomes oxygenated in the lungs and then returns to the heart via the

pulmonary vein, entering the left atrium.

5. The left atrium contracts and blood moves through the bicuspid valve into the left

ventricle.

6. The left ventricle contracts and oxygenated blood exits the heart past the semilunar

valve through the aorta (artery) and travels around the body, becoming deoxygenated.

The wall of the left ventricle is much thicker than the right side, as it must be able to

pump blood at high pressure around the entire body, rather than just to the lungs. The

walls of both ventricles are thicker than the atria walls.

7. The left and right sides of the heart are separated by the septum, which makes sure

that oxygenated and deoxygenated blood remain separate.

The most common placement for students with learning disabilities is

Answers

Answer:

i wish i knew

Explanation:

Other Questions
If the given wave has a frequency of 100 Hz, what frequency will the sixth harmonic have? WILL GIVE BRAINLYESTRead the following excerpt from the article "Vision, Voice and the Power of Creation: An Author Speaks Out," by T. A. Barron and answer the question that follows:Right now, I am spending a lot of time listening to the voice of a particularly compelling character: the young Merlin. In the end, I finally heard the voice of Merlin thanks to a surprising source: the haunting, mysterious hooting of a great horned owl outside the window of my Colorado home. As I listened to that owl's resonant [echoing] call in the pre-dawn hours one morning, something about it gave me a whole new cadence [rhythm], a whole new sound. And then, a whole new voice.In this paragraph, what is the author's explicit message about his inspiration for Merlin's voice? He had difficulty finding Merlin's voice. His inspiration was the owl outside his window. His old ideas were not working for Merlin's voice. He spent a lot of time thinking about Merlin's voice. simplify 63x83-(6-4)= 3 If OP 9, then AB 2 3 4 PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!Use the probability distribution table to answer the question.What is P(X 2)?Enter your answer, as a decimal, in the box. Solve For XA: 10B:10.5C:20D:6[tex]\sqrt{3}[/tex] Can stroke volume increase if edv does not change? Which tributary of the mississippi is the longest 1/5(15x+15)+5x whats the answer to this problem what are the two main types of seismic waves that are created during an earthquake (15 points) 1. A triangle has a side length of 450mm.The scale factor is 1/25.What is the side length of the scale drawing. Which was NOT discovered by Galileo Which would be the BEST transition to add to the beginning of the second sentence from paragraph 2?A)howeverB)thereforeC)for exampleD)even though How to fix: There going to movies than lunch. (English & Grammar) Sasha borrows $100 at 12% simple interest, to be paid back in 3 months. How much does she have to pay back how do you say "i love you" in Japaneses? Which method of cooking does the following passage describe?Tammy wants to soften beets before skinning them. She wants to retain as many nutrients as possible, but still be able to skin them easily. So she adds them to boiling water for one minute, and then plunges them into cold water to avoid overcooking. This method of immersing vegetables into boiling water and then quickly cooling them is called _____________ and shocking. 1) Car A has a mass of 1,000 kg and is traveling 60 km/hr. Car B has a mass of 2,000 kg and is traveling 30 km/hr. Compare the kinetic energy of car A with that of car B?A)equalB)half as muchC)twice as muchD)four times as much 35 less than seven times a certain number is fifty-three more than 3 times that number. What is the number? What statement describes a political change that took place in Europe after 1980?