Jane has been performing aerobic exercise for the past two months in preparation for a 10kK race. What physiological changes are most likely occurring in her body?
1.a decrease in oxygen uptake decrease in oxygen uptake
2.an increase in red blood cells an increase in red blood cells
3.an increase in resting heart rate increase in resting heart rate (Not the answer)
4. a decrease in cardiac output

Answers

Answer 1

Answer:

an increase in red blood cells an increase in red blood cells

Explanation:

Answer 2

Answer:

The physiological change that is most likely to occur in Jane's body due to aerobic exercise is an increase in red blood cells.

Explanation:

One of the most notorious changes in blood circulation in people in aerobic exercise is the increase in red blood cell mass.

Red blood cells are responsible for transporting oxygen (O₂) to tissues. The increased demand for oxygen by the muscles, due to frequent physical exercise, causes the amount of red blood cells and hemoglobin —the molecule that carries O₂— to increase.

The other options are not correct because:

1. Oxygen uptake increases, due to the existence of a greater number of red blood cells and greater demand for this gas. 3. Heart rate at rest decreases, as part of physical conditioning. 4. Cardiac output increases.

Related Questions

which statement would a teen with low self-esteem most likely say?

Answers

The barber messed up my haircut but I can deal with it for a while I could actually get used to the shorter hair. It fits me

Which of the following activities helps stimulate blood circulation in the body?
a. exercise
b. watching TV
c. reading a book
d. listening to music

Answers

Exercise would stimulate blood circulation
The answer would be A all the other activities wouldn’t get your heart going unless of course your like me and dance to the music or throws the book across the room and gets mad at the characters in my shows when they do som stupid but A would be the official answer

Liam wants to choose a lunch that is high in vitamins, minerals, and protein and low in fats and carbohydrates. Which lunch should he choose? A. carrot and celery sticks with ranch dressing, fruit salad, and cranberry juice B. steamed broccoli and carrots, grilled salmon, an apple, and low-fat milk C. pasta salad, fried hamburger patty, fruit cobbler, and water D. fried fish, macaroni and cheese, and a soda​

Answers

Answer:

B. steamed broccoli and carrots, grilled salmon, an apple, and low-fat milk

Explanation:

Trust this is right

Which one is it will mark brainlist

Answers

Answer:

C

Explanation:

How does Puberty work?

Answers

Answer:

Explanation:

Puberty is when a child's body begins to develop and change as they become an adult. Girls develop breasts and start their periods. Boys develop a deeper voice and facial hair will start to appear. The average age for girls to begin puberty is 11, while for boys the average age is 12.

Answer: hope it helps

Explanation:

Puberty is when a child's body begins to develop and change as they become an adult. Girls develop breasts and start their periods. Boys develop a deeper voice and facial hair will start to appear. The average age for girls to begin puberty is 11, while for boys the average age is 12.

. What would you say to her to try and convince her to seek medical help as opposed to relying solely on essential oils?

Answers

Answer:

State that you are worried about her health now and in the future, say you want her to be safe, happy, and healthy until death do us part.

Explanation:

Why should an athlete see a doctor after taking a blow to the head?

Answers

Answer:

To check for any complications

Explanation:

Because they may have a head injury. After surfeiting from a blow to the head it is likely they might have a concussion

Assisting in coordination of movement, sleep, respiration, appetite, and facial sensations are functions of the
A. pons
B. medulla
C. cerebellum
D. brainstem

Answers

Answer:

A. pons

Explanation:

The pons is the largest part of the brainstem above the medulla oblongata and below the midbrain, in front of the cerebellum.

It controls involuntary actions such as those involved in sleep, respiration, and appetite.

It is also responsible for many of the sensory and motor functions of the head and face. For example, hearing, taste, facial sensations (such as touch and pain), eye movement, facial expressions, chewing, and swallowing.

Answer:

A

Explanation:

(i) Explain HPE as a multidisciplinary subject .

Answers

Answer:

HPE is a multidisciplinary subject because all the contents related to humans, human health and sound environment come under this subject

Explanation:

In education or academia health, population and environment have different origins but when combined together make a multidisciplinary subject

Exercise has no effect on breathing true or false

Answers

Answer:

false

Explanation:

when you exercise and your muscles work harder, your body uses more oxygen and produces more carbon dioxide. To cope with this extra demand, your breathing has to increase

Answer:

It is false

Explanation:

Hope this helped! :)

Identify each of the following stressors as either
acute or chronic
A interviewing for a job
B. living in an unsafe neighborhood
C planning for prom
D. taking a final exam

Answers

Answer: A, C, D = acute  B = chronic

Explanation: Acute stress is temporary. It ends when the stressor ends. Chronic stress is long-lasting and can have detrimental effects.

Interviewing for a job, planning for prom, taking a final exam are acute where as  living in an unsafe neighborhood is chronic.

what is chronic stress ?

Stress is defined as a biological response to demanding situations. It causes the body to release hormones, such as cortisol and adrenaline.

These hormones help the body to take action, for example, by increasing the rate of heart and breath, The potential causes of chronic stress include high-pressure jobs, financial difficulties, challenging relationships

Chronic stress causes a pressure on the body for an extended period which can cause a range of symptoms and increase the risk of developing certain illnesses.

For more details regarding  chronic stress, visit

https://brainly.com/question/17786130

#SPJ2

Explain the relationship between tissues and organs?​

Answers

Answer:

In the human body, cells are the basic units of life. Groups of cells working together for a specific function form tissues. Organs are two or more tissues operating together. Even separate organs work together, forming body systems.

Explanation:

Tissues make up organs in the body

help 30 points....................

Answers

Answer:

A

Explanation:

If you've had a small meal or snack, wait a minimum of 30 minutes or preferably one to two hours before going for a run. Keep in mind that everyone is different. You may have more energy eating a small snack just before going on a run, or you may have no trouble when you eat a meal before a workout

Answer:

woah

Explanation:

Which of the following three skills and attitudes best promote positive wellness and self-esteem? A. drinking alcohol to relax B. squeezing a stress ball to relax C. setting realistic expectations D. use timeout to calm down. ​

Answers

Answer:

D or B

Explanation:

Answer:

B , C and D are the answers

hey can i give u guys a link and u use it, im trying to win a giveaway and i need to give out referrals for more points. all u have to do is open the link and click sign up, oh and it gives u the option to opt out btw

Answers

Answer:

Ok, um

Explanation:

Sure go ahead and send it

Food labels are found on all foods purchased in a store: true or false​

Answers

The answer to your question is false

Answer: False

Explanation:

Plz hurry will mark brainlist

Answers

Answer:

B. Red meat

Explanation:

Since it consumed in mass amounts with fast food using it in most products. Also in home its a staple item when cooking.

help me or you are a SIMP for morgz ewww no one wants that

Answers

Answer:can u have multiple answers or just one

Explanation:???

Answer:

should be A sorry if im wrong but A should be correct

Factors that can influence food choices include emotions.
O True
O False

Answers

Answer:

I believe that is true but not 100% sure sorry.

Explanation:

True, because foods that have high levels of fat and sugar are scientifically proven to reduce our stress levels and release dopamine.

Help ASAP
A healthy relationship may challenge you and require hard work.
ОА.
True
OB
False

Answers

Hello!

It’s certainly true!

Stay safe!
didnt even have to think about this one! 100% true! put in the work tho, it’s worth it. good luck :)

2. The height of the following sediment is:
(1) 2.2 cm
(2) 3.8 cm
(3) 230 mm
(4) 3.0 cm

Answers

the answer is number 2

What are some of the advantages and disadvantages of a career in the health sciences? After reading the unit and researching a few health careers, how easy do you think it is to change jobs within different health service sites, or even between different healthcare roles?

Answers

Answer:

I do not have access to the learning unit you used, but I will still give you a useful answer that can serve as an example.

Explanation:

The reasons for a career in the health sciences go beyond the fact of "knowing" medicine, since it is a commitment to the health of communities, individuals, families and their environments; as well as with human values ​​and the preservation of life.

Among the main advantages, personal satisfaction stands out in the first place. Also, health professionals enjoy great social prestige and receive high salaries; compared to professionals from other university formations.

Lastly, health professionals transmit great security to their families; and possibly they can save the life of a relative in case of accident, heart attack or other illness.

On the other hand, we have disadvantages such as the preparation and study time that this demanding profession requires.

If you decide to study medicine, according to the chosen specialty, doctors must be on duty at night on numerous occasions, with the consequent inconvenience that this type of schedule entails in a family structure.

Finally, the training of the doctor never ends.

That is why it is not so easy to change jobs within the different health service sites, since each specialist must have complete knowledge of their work area, since what is at stake is the health and lives of beings humans.

Chromosomes are composed of DNA.
Please select the best answer from the choices provided.
OT
OF

Answers

The answer is false so OF

2. Buy yourself some time is a good first step if you find yourself cornered in a situation with alcohol.
A. false
B. true

Answers

true so the answer is b

Answer:

A false

Explanation:

What is true about body composition?
A.
It is not a part of physical fitness.
B.
You should not have any fat on your body.
C.
Exercising doesn't change your body composition.
D.
Body composition is how much of your body is made of fat and muscle

Answers

Answer:

d

Explanation:

Answer:

d. body composition is how much of your body is made of fat and muscle

Explanation:

Hannah is 14 what can be the average height for a 14 girl and what can be the average weight?

Answers

Answer:

weight- 112.0 lb height- 5'4

Explanation:

height- 5’2-5’6 weight 100-140

I have a few questions but I don't have enough points to do each of them individually so here are my questions... tysm.

Answers

Answer:

1. overload principle

2.false

3.false

4. true

5. true

3,4,5 its what I think and I guessed

Answer:

Explanation:

1. progression

2. false

3. false

4. true

5. true

hope this helps, can i get brainliest pls?

Which type of muscle fiber is used for quick and powerful movements, but tires easily?



Slow Twitch


Type IIb


Type I


Type IIa

Answers

Answer:  People have two general types of skeletal muscle fibers: slow-twitch (type I) and fast-twitch (type II). Slow-twitch muscles help enable long-endurance feats such as distance running, while fast-twitch muscles fatigue faster but are used in powerful bursts of movements like sprinting.

Explanation:

Generally, when is hypertrophy first noticed in a strength training program?



After 1 day


After 1 week


After 2-3 weeks


After 6-8 weeks.

Answers

Answer:

6-8 weeks

Explanation:

yo so i think i like yu cut g

Answers

Answer:

Explanation:

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