Type the number

Exercise and reference answers

Questions

1. Answer

   4

   Question

   Chambers in the human heart

2. Answer

   3

   Question

   Layers in the heart wall

3. Answer

   3

   Question

   Flaps in a normal aortic valve

4. Answer

   4

   Question

   Pulmonary veins returning blood to the left atrium

5. Answer

   2

   Question

   Cusps in the mitral valve

6. Answer

   2

   Question

   Bundle branches leaving the bundle of His

Instructions

Type the number only.

Explanation