1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
3241004551 [841]
2 years ago
10

Why does the heart automatically adjust the flow of blood to match activity levels?

Health
1 answer:
gayaneshka [121]2 years ago
3 0

Answer:

D. Organs and muscles require more blood under stress.

Explanation:

Because muscular contractions can have a protracted metabolic expenditure because it has to be adjusted to the demands of the contracting muscles.

You might be interested in
A grand mal seizure is classified as a
Mandarinka [93]
A grand mal seizure<span> causes a loss of consciousness and violent muscle contractions. It's the type of </span>seizure<span> most people picture when they think about</span>seizures<span>. A </span>grand mal seizure<span>  also known as a generalized tonic-clonic </span>seizure<span> is caused by abnormal electrical activity throughout the brain.</span>
4 0
3 years ago
Read 2 more answers
How the human body is a system.?
lapo4ka [179]
This activity requires students to drag organs of different body systems into the human body cartoon (Arnold) classifying them according to certain systems (digestive, skeletal, circulatory/respiratory, and nervous).
7 0
3 years ago
Which 4 of the following would be considered Moderate or vigorous physical activities?
mote1985 [20]
A, B, C, and E would be the 4 most vigorous physical activities.
6 0
3 years ago
The more physically fit you are
VLD [36.1K]
<h2>Question</h2>

The more physically fit you are

<h2>✒ Answer</h2>

D. the lower your resting heart rate

<h3>Full sentence</h3>

The more physically fit you are the lower your resting heart rate

7 0
2 years ago
Read 2 more answers
Lack of sleep is tied to conditions like heart disease and high blood pressure, and businesses lose billions of dollars every ye
vovangra [49]
This is true! not enough sleep can cause health related issues like the ones stated. and it is true that businesses lose money due to the lack of productivity when workers are overworked are too tired to perform their job. if this is correct give me brainliest please!
8 0
3 years ago
Read 2 more answers
Other questions:
  • A food worker wearing artificial fingernails is preparing salad for a lunch rush What should she do to prevent cross contaminati
    7·1 answer
  • What are the main jobs of the skeletal system
    5·2 answers
  • alec is a boxer and just added an extra day of training to his routine. what training principle is alec applying?
    5·1 answer
  • What is the name of the division of U.S. Public Health Services which is in charge of
    11·1 answer
  • PLS HELP!!!
    15·2 answers
  • If anybody needs help, I will be on for a while so just message me! I will get to as many as possible
    13·1 answer
  • A positive attribute of a medical administrative assistant is the ability to
    6·1 answer
  • 3 tips for changing babies diapers
    6·1 answer
  • Which of the followings are not the receptor
    10·2 answers
  • An occupational therapist helps those with mental and physical disabilities to live life to their best ability. Please select th
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!