gymnast5061 gymnast5061
  • 06-05-2024
  • Business
Answered

The return of blood to the heart depends upon
a. semilunar valves in the vena cavae
b. all of the choices are correct
c. adequate systolic blood pressure
d. skeletal muscle contraction and relaxation
e. contraction of the myocardium



Answer :

Other Questions

Find one word which spelled incorrectly. The volcanic erruption spread lava across the region.
Which punctuation mark should be used in both spaces in this sentence? The three sports____ cricket, netball and tennis_____ were played enthusiastically by th
What is 607/100 as a percent?
A water tank has a capacity of 6.25 kilolitres. How many litres does the water tank hold when it is full?
give two examples of where a permanent magnet might used. <3
How do I Solve this?
The sum of the digits of a certain two-digit number is 7. Reversing its digits increase the number by 9. What is the number?
The sum of the digits of a certain two-digit number is 7. Reversing its digits increase the number by 9. What is the number?
sentence has one word that is incorrect The author has created an admirable character who has intelligents and curiosity.
P(A) = 0.44 What are the odds for A?