Question

Which of the following events occurs during joint diastole?
I. All four chambers are in relaxed state.
II. Tricuspid and bicuspid valves are open.
III. Semilunarvalves are closed.
IV. Blood from the pulmonary veins and vena cava flows into the left and right ventricles, respectively through the left and right atria.
The correct option containing correct choices is

• A. Only I
• B. Only III
• C. II and IV
• D. I, II, III and IV

Answer 1

Answer: (D)

Correct answer is (d) I, II, III and IV