Question

Which of the following statement is true about ventricular systole? 1. Oxygenated blood is pumped into the aorta and deoxygenated blood is pumped into the pulmonary artery 2. Oxygenated blood is pumped into the aorta and deoxygenated blood is pumped into the pulmonary vein 3. Closure of semilunar valves occurs, which prevents the backflow of blood into the ventricles. 4. Closure of tricuspid and bicuspid valves due to attempted back flow of blood into the atria 1) 2 & 3 2) 1 & 4 3) 1 & 3 4) 1 only

Answer 1

Answer:

2) 1 & 4

Explanation:

Oxygenated blood is pumped into the aorta and deoxygenated blood is pumped into the pulmonary artery

Closure of tricuspid and bicuspid valves due to attempted back flow of blood into the atria

Answer 2

Answer:

Explanation:

Answer = 2). 1&4