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roltschj roltschj
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7 years ago
Which valves are closed during ventricular diastole?
 
  A) mitral and aortic valves
  B) aortic and pulmonic valves
  C) mitral and tricuspid valves
  D) bicuspid and tricuspid valves

Question 2

There are ________ main coronary arteries in the heart.
 
  A) two
  B) four
  C) six
  D) five
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#1
7 years ago
Answer to q. 1

Answer: B

Answer to q. 2

Answer: A
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