valves

Question 1

• Tricuspid Valve:

Answer 1

Prevents oxygen-poor blood from flowing back into the right atrium.

Maintains efficiency of the right side of the heart.

Question 2

• Pulmonary Valve:

Answer 2

Prevents blood from flowing back into the right ventricle after pumped toward the lungs.

Ensures oxygen-poor blood reaches the lungs for oxygen.

Question 3

• Mitral Valve:

Answer 3

Prevents backflow of oxygen-rich blood to left atrium.

Ensures the left ventricle receives sufficient blood to pump to body.

Question 4

• Aortic Valve:

Answer 4

Prevents backflow of blood to left ventricle after pumped to aorta.

Ensures oxygen-rich blood is delivered to body.