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
gladu [14]
3 years ago
9

What does the phrase "closed system' mean as it relates to the cardiovascular system? 

Health
1 answer:
timofeeve [1]3 years ago
8 0
Is one of which the blood stays in blood vessels at all times
You might be interested in
Which activity will best help prevent the common cold?
VikaD [51]
<h3>One of the important things you can do for preventing the common cold is to wash your hands frequently, especially during spring and winter when the virus affects more people.</h3>

4 0
2 years ago
Read 2 more answers
Does the color of the eye matter the way you perceive light?
choli [55]
<span>The darker an eye color the more melanin the eye has. The melanin concentration in the pigment of the iris cells acts as a way to protect the iris from higher sunlight by spreading the light out. So, in other words, the lighter someone's eyes are the more sensitive they are to light.</span>
4 0
3 years ago
According to some researchers, cognitive development continues beyond Piaget's formal operational stage to the __________ level.
MAVERICK [17]

Answer:

Postformal thought

Explanation:

4 0
3 years ago
Depression may be caused by:
Dmitry [639]

Answer:

1) & 3)

Explanation:

Here you go! Take care

3 0
2 years ago
Read 2 more answers
A client’s dose of sinemet has recently been increased due to an exacerbation of the client’s parkinsonian symptoms. what assess
Tema [17]
The client is retaining urine and requires a urinary catheter
8 0
3 years ago
Other questions:
  • TJ has a fitness goal to increase his cardiovascular fitness level. Based on training principles, what should TJ do to work towa
    11·2 answers
  • Where are dangerous bacteria not likely to be found?
    12·1 answer
  • A hospital is required to query the NPDB when
    14·1 answer
  • Why do people take these drugs despite the chance of these side effects
    8·2 answers
  • Any microorganism that is capable of causing disease is considered to be a
    13·2 answers
  • joanne weighs 130 pounds and is moderately active. she has already determined her basal metabolic rate is 1300 calories. which a
    12·1 answer
  • Why is it important to monitor BMI when developing a fitness portfolio?
    5·2 answers
  • Extreme emotions can be caused by chemical imbalance
    7·1 answer
  • Line across the center of the court, dividing line in which defensemen and<br> forwards cannot cross
    15·1 answer
  • Starting an exercise program early in life and maintaining it will-
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!