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Biology : Human Circulation


Given the QUESTION, identify the ANSWER

Formats Info Page Worksheet / Test Paper Quiz Review
Multiple choice

Your Performance  

1.

In a normal adult, the red blood corpuscles are produced in the liver.

  True

  False

 

2.

During the atrial systole, the atrial muscles _______.

  relax

  contract

 

3.

The inferior vena cava carries blood from the upper parts of the body to the heart.

  True

  False

 

4.

During the ventricular systole, the semilunar valves are closed.

  True

  False

 

5.

The cardiac veins carry blood to the walls of the heart.

  True

  False

 

6.

During the atrial systole, the openings of the pulmonary vein and the vena cava are _______.

  closed

  open

 

7.

Plasma is a constituent of blood.

  True

  False

 


 
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