Medical Quiz

Topics: Respiration, Immune System, Blood Cells Quiz

Why is the left wall of the heart have a thicker layer of muscle than the right side?

A. To stop the blood flowing backwards

B. To push the blood with more force at high pressure so it goes to all body cells.

C. To push the blood at high pressure to the lungs.

Select your answer:
     


Preview next quiz:

What is the name of the liquid part of the blood?

A. Platelets

B. Plasma

C. Red blood cells