the most critical role that vitamin a plays in the human body is ___
Answers
The most critical role that vitamin A plays in the human body is supporting the vision and maintaining healthy skin and mucous membranes.
It is essential for the normal functioning of the retina, which is responsible for converting light into visual signals that are transmitted to the brain.
It helps maintain good vision, especially in low light conditions and promotes the health of the cornea, the transparent outer layer of the eye.
In addition to its role in vision, vitamin A also plays important roles in other bodily functions.
It is involved in cell differentiation, growth, and development, particularly in epithelial tissues.
It supports the immune system, helps maintain healthy skin and mucous membranes, and plays a role in reproduction and gene expression.
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Related Questions
What are the physical health risks of sitting for too many hours in a day?
Answers
Which disorder is characterized by the clearing of the digestive tract that follows cycles of overeating?
a. Obesity
b. Bulimia
c. Anorexia Nervosa
d. Binge Eating Disorder
Answers
the focus on how mental activities help a person adapt to his or her environment is known as:
Answers
Answer: Functionalism
Explanation: Functionalism focused on how mental activities helped an organism fit into its environment.
Cognitive distortions are patterns of thinking that make events seem better than they are. True/False
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The given statement that "cognitive distortions are patterns of thinking that make events seem better than they are" is true.
Our ideas can become prejudiced through cognitive distortions, often known as "unhelpful thinking patterns." As aware beings, we constantly analyze the environment around us in an effort to make sense of what is taking place. Our brains occasionally use "shortcuts" that lead to partially correct outcomes.
Various cognitive shortcuts lead to various types of bias or thought errors. Sometimes we could assume the worst, and other times we might take the fall for mistakes that weren't our fault. Though we don't want to think incorrectly, cognitive distortions arise spontaneously.
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Which phrase best describes peer conflict?
occurs between people of equal power and results in no serious harm
occurs between people of equal power and results in a serious threat of harm
O occurs between people of unequal power and results in no serious harm
occurs between people of unequal power and results in a serious threat of harm
Answers
Answer:
occurs between people of equal power and results in no serious harm
Explanation:
peers are two people who are in equal power
The best phrase which describes peer conflict is option A which occurs between people of equal power and results in no serious harm.
What is the meaning of peer conflict?Peer conflict directs to mutual conflict or animosity between peers or peer groups.
It is described as a competition between people of similar or similar power it occurs sometimes.
It is random, and it does not involve violence or result in severe harm.
Thus, option A occurs between people of equal power and results in no serious harm.
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2. It is assumed that the mean systolic blood pressure is = 120mmHg. In the Honolulu Heart Study, a sample of n = 400 people had an average systolic blood pressure of 130.1 mm Hg with a sample standard deviation of 21.21 mm Hg Is the group significantly different from the regular population?
Answers
In the hypothesis testing of the sample with the population mean with known population standard deviation, the z-score is used.
The hypothesis tests can be 1-tailed or 2-tailed. A 1-tailed test is one in which we are looking for an increase or decrease in the population mean and the other tail has no meaning in the context of the study.In the given case, the mean systolic blood pressure is 120mmHg. We need to check whether the group is significantly different from the regular population.
Here n=400,\($\overline{X}$=130.1 mm Hg, and s=21.21 mm Hg.Hypothesis:H0: $\mu$ = 120 mm HgH1: $\mu$ ≠ 120 mm Hg\)
The test statistic for the sample with population mean with known population standard deviation is given by, \(z=$\frac{\overline{X}-\mu}{\frac{\sigma}{\sqrt{n}}}$ \\\\Here, $\overline{X}$=130.1 mm Hg, $\mu$=120 mm Hg, $\sigma$=21.21 mm Hg, and n=400\).The
\($\frac{130.1-120}{\frac{21.21}{\sqrt{400}}}$=19.1\)
value of the test statistic, z=
Since the value of the test statistic is greater than the critical value, we reject the null hypothesis. Hence, we can conclude that the group is significantly different from the regular population.
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Can a 11yr old get thier belly pierced?!? almost 12 in 1-2 months
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PLEASE HELP!!!
how can I use health education outside of school?
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Answer:
Schools play a critical role in supporting children and adolescents in eating healthy and getting regular physical activity. Schools can provide learning opportunities to reinforce these healthy behaviors by implementing wellness policies and practices and using an effective health education curriculum.
Explanation:
Create a Chart Comparing Careers in Health-and-Safety
Assignment
In this assignment, you will use the health-and-safety career information from this lesson to create a table comparing three career options: a health-and-safety engineer, an occupational health-and-safety specialist, and an occupational health-and-safety technician. Your table will list the job responsibilities, educational requirements, certification options, work environment, desirable personality traits, salary, and job outlook for each option. In your table, you will also list the job responsibilities, educational requirements, certification options, work environment, personality traits, salary, and job outlook that best describe you. You will then use the table to choose the career in health-and-safety that is the best fit for you. Finally, you will write a 500-word essay explaining your decision.
To complete this assignment, you will:
Create a table comparing the three career options discussed in this lesson, and your own career expectations.
Choose the career in health-and-safety that is the best match for your needs and wants.
Write a 500-word essay explaining your decision
Answers
Health and Safety Career Comparison Chart. Alternatives for a career Job Duties Education Needs Certifications Work Environment Desired Personality Attributes Median Yearly Salary Job Outlook
What are the six primary categories for careers?You can choose from the traditional, network, lateral, or dual career pathways. From one particular job to the next, an employee moves vertically up the corporation. a career pathing approach that includes both a horizontal array of prospects and a vertical hierarchy of employment.Work settings can be categorised into six categories: realistic, investigative, artistic, social, entrepreneurial, and conventional.According to our research of hundreds of time diaries from the Bureau of Labor Statistics' American Time Usage Survey, the three major industry categories of agriculture, logging, and forestry have the highest levels of self-reported happiness — and the lowest levels of self-reported stress.To learn more about Career Comparison Chart, refer to:
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llegal substances lower your heart rate
Answers
Answer:
Commonly used drugs that lower HR include beta blockers (βBs), non-dihydropyridine calcium channel blockers and ivabradine.
Explanation:
Btw love the name !
asap
it's a question of physical education
asap please help
Briefly discuss the career prospect of personal trainer in India.
help with this please please
Answers
Answer:
not 100% sure how to answer but i hope this helps:
Explanation:
The entry level salary of a fitness trainer can be humbling (around Rs. 12,000 per month) but with time, your earnings can grow substantially. As you gain experience and credibility, you can earn anything from Rs. 50,000 to Rs.
as recently as 100 years ago, doctors might have been able to_____ an illness, but the were often unable to_____it
Answers
Answer:
as recently as 100 years ago, doctors might have been able to diagnose an illness, but they were often unable to cure it.
Answer:
1 detect
2 understand
Explanation:
as recently as 100 years ago, doctors might have been able to_____ an illness, but the were often unable to_____it.
it makes sense
Only pasteurized liquid, frozen, and dehydrated eggs displaying a _____ should be accepted.
HACCP mark
FDA stamp of approval
USDA inspection mark
Grade A symbol
Answers
Answer:
Grade A symbol
Explanation:
In order to minimize microorganism contamination related problems, egg whites, whole eggs, and egg yolks are dehydrated and or pasteurized. Up to 30% of the produced eggs are pasteurized or dehydrated in developing countries
Shell egg producers pay for the USDA shell egg grading service. USDA guarantees that the produced eggs satisfy the quality and hygienic processing standards of a U. S. consumer grade which includes USDA Grade AA, USDA grade A, and USDA Grade B
Grade A stands for eggs of very high quality.
Answer:
USDA inspection mark
Explanation:
took the quiz
Can someone please help!
Answers
Answer:
I think it would be the second answer because it looks the most accurate do to the picture.
A good exercise session should include which of the following?
power lifting
power lifting
cool down
cool down
a TV show
a TV show
muscular endurance
muscular endurance
cardio-respiratory endurance
cardio-respiratory endurance
flexibility
flexibility
snack break
snack break
muscular strength
muscular strength
warm-up
Answers
Answer:
A,B,D,E,F,G,H,I
Explanation:
I do not know if this is correct, but please correct me if not. Power lifting, cool down, muscular endurance, cardio-respiratory endurance, flexibility, muscular strength, and warm-up
what two goals are accomplished by the adaptability of an infant's five senses
Answers
Help quick
You want to participate in a new health enhancing activity comes with certain risks.what is the best way to get accurate information about the risks?
Answers
Answer:
looking it up on google of asking question's about it to the person who is in charge of the activity.
Explanation:
hope this helps :)
The most complex level of culture is the culture trait.
Please select the best answer from the choices provided
OT
OF
Answers
Explanation:
of maybe whatever it means
Raj is recovering from a knee injury and needs physical therapy. At first, his health insurance would not cover the cost, and he was worried that he could not get therapy. However, the insurance company recently reversed its decision, and Raj will be able to have the therapy. He found a therapist who accepts his insurance. However, her office is more than 10 miles away, and Raj does not own a car. She would like him to visit three times a week for at least six weeks. What barrier must Raj overcome to receive appropriate medical care? a. a financial barrier, as his insurance company will not pay for his therapy b. an environmental barrier, as the recommended therapist is located too far away c. a family barrier, as Raj’s father does not support his decision to seek care d. a social barrier, as there are no physical therapists in his town
Answers
Answer:
An environmental barrier, as the recommended therapist is located too far away
Explanation:
B
Answer:
B: an environmental barrier, as the recommended therapist is located too far away
Explanation:
I just took the test, hope this helps:)
The nurse has dealt with an emergent situation and is attempting to catch up on scheduled tasks. The nurse plans to delegate some tasks to an unlicensed assistive personnel (UAP). Which of the following tasks are within the UAP's scope of practice and appropriate for the nurse to delegate? (Select all that apply.)
A.Obtain vital signs and document appropriately in the client's medical record.
B.Feed the client and assess the risk for aspiration.
C.Assist the client with bathing and grooming.
D.Perform indwelling urinary catheter care and appropriately document the client's I&O.
E.Perform a sterile dressing change on a CVC.
F.Ensure the client takes all medication left at the bedside by the nurse.
Answers
The tasks that are appropriate for the nurse to delegate to a UAP in this scenario are: A. Obtain vital signs and document them appropriately in the client's medical record. C. Assist the client with bathing and grooming.
Based on typical delegation principles and the scope of practice for unlicensed assistive personnel (UAP), the tasks that are appropriate for the nurse to delegate to a UAP in this scenario are:
A. Obtain vital signs and document them appropriately in the client's medical record.
C. Assist the client with bathing and grooming.
These tasks are within the UAP's scope of practice and can be delegated to them under appropriate supervision and guidance. It is important for the nurse to provide clear instructions, ensure the UAP has the necessary knowledge and skills to perform the tasks, and regularly assess and communicate the client's condition.
The remaining options are not appropriate for delegation to a UAP:
B. Feed the client and assess the risk for aspiration: Feeding and assessing for aspiration requires clinical judgment and assessment skills that are typically within the registered nurse's scope of practice.
D. Perform indwelling urinary catheter care and appropriately document the client's I&O: Urinary catheter care involves invasive procedures and requires specialized training and knowledge to ensure proper care and prevent complications. It is typically within the scope of practice of licensed healthcare professionals such as registered nurses.
E. Perform a sterile dressing change on a CVC: Sterile dressing changes on central venous catheters (CVC) are invasive procedures that require specific skills and knowledge to minimize the risk of infection and ensure patient safety. These tasks are typically performed by registered nurses or other licensed healthcare professionals with appropriate training.
F. Ensure the client takes all medication left at the bedside by the nurse: Administering medications involves assessing the appropriateness, ensuring correct dosage, and monitoring the client's response, which requires the knowledge and accountability of a licensed healthcare professional.
It is important for the nurse to delegate tasks within the UAP's scope of practice to ensure patient safety and provide appropriate care while considering the legal and regulatory guidelines in the specific healthcare setting.
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How do you tell a guy that you like him without it being awkward?
Answers
Answer:
Don't make it a big deal. ...
Decide whether to do it in person or via text. ...
Pick your moment. ...
Do it ASAP. ...
Keep it to yourself. ...
Give yourself a confidence boost. ...
Just ask them out on a date first.
Explanation:
or you could always take it slow and you know make small talk but not to much
What should your first action be upon finding a safety hazard in your workplace?.
Answers
Arun is twice as old as Shreet 5 years ago his age was three times shree age find their present ages
Answers
Hi !
Answer:
2x - 5=3 (x-5)
2x - 5 =3x - 15
2x - 3x= -15 + 5
-x =-10
x = 10 years
Shriya present age 10 years
Arjun is twice as old as Shriya, therefore Arjun present age is 2x= 2×10= 20 years
Shriya present age 10 years and Arjun present age 20 years.
A drug manufacturer wants to provide a generic version of a trade-name drug that eliminates all symptoms of an illness. Its laboratory studies show that the pill contains no dangerous chemicals, reduces symptoms of the illness, and has been produced consistently. Also, no deaths have occurred in the trial period. Why would this drug fail FDA approval as a therapeutic equivalent drug?
Answers
Answer:
Explanation:
There are some reasons why a generic version of a trade-name drug could fail FDA approval as a therapeutic equivalent drug but what is described in the question suggests that the active ingredient of this generic version is different from that of the "original" trade-name drug. The reason is because, all the properties of the drug mentioned should have been compared to that of the original trade-name drug to prove bioequivalence - as the therapeutic effects of this drug should be in comparison to the original trade-name drug and not just be of it's own as suggested (for example, the drug should reduce symptoms of the illness with the same strength the trade-name does and not just as written that it reduces the symptoms of the illness) in the tone used in the question.
what is mensuration?
Answers
Answer: Menstruation, also known as a period, is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina.
ili-ili tulog anay is an ilonggo
Answers
Answer: Hiligaynon folk song.
Explanation:
Which scenario is an example of external pressure to use drugs?
O Ateen has a genetic tendency to use drugs.
A teen feels depressed and decides to try drugs.
A friend invites a teen to a party where there are drugs.
O Ateen finds his parent's prescription pain reliever and decides to try it.
Answers
Answer:
I think it is, A friend invites a teen to a party where there are drugs.
Explanation:
Hope this helps!
A teen has a genetic tendency to use drugs this scenario is an example of external pressure to use drugs.
How the usage of drug affect pressure?Illegal drugs can raise blood pressure by narrowing the arteries that supply blood to your heart. This increases your heart rate and damages your heart muscle. Examples of illegal drugs that can affect your heart include: Amphetamines, including methamphetamine.Calcium channel blockers reduce blood pressure by widening your blood vessels. Common examples are amlodipine, felodipine and nifedipine. Other medicines, such as diltiazem and verapamil, are also available.To learn more about How the usage of drug affect pressure refer:https://brainly.com/question/11199267
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Explanation:
why does it need to be so hard to find a relationship. i dont get whats wrong with me :(
Answers
Answer:
samee
Explanation:
i honestly don't know why i cant either
Answer:
It's okay and just remember Jesus loves you!!!
What are infrasound waves?
A.sound waves with frequencies below the normal human range of hearing
B.sound waves with frequencies within the normal human range of hearing
C.sound waves with frequencies above the normal human range of hearing
D.sound waves with very high frequencies that are used for echolocation
Answers
Infrasound waves are sound waves with frequencies below the normal human range of hearing. Option A is the answer.
What are infrasound waves?Infrasound waves are sound waves typically below 20 Hz. While humans cannot hear these frequencies, some animals, such as elephants and whales, are able to perceive them. Infrasound can also be produced by natural phenomena such as earthquakes, volcanoes, and thunderstorms, as well as man-made sources such as aircraft and machinery. Infrasound has been known to have physiological and psychological effects on humans, and is sometimes used in experiments to study these effects.
Humans hear through a complex process that involves the outer, middle, and inner ear, as well as the brain.
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What term describes the thinking required to figure out how to get something done, that is, turning the high-level intention into specific physical actions?.
Answers
Answer:
The thinking required to figure out how to get something done, that is, turning the high-level intention into specific physical actions is called critical thinking.
Explanation:
It is also termed reflective thinking. This will help to figure out obstacles, pros, and cons on own behaviors prior to attempting things.
Thus, the time won't be wasted, and the high-level intention can turn into specific physical actions easily.
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