1.1 - Structure of the heart

Question 1

2 main blood vessels on RH side of heart

Answer 1

• Vena cava - deoxy in
• Pulmonary artery - deoxy to lungs

Question 2

2 main blood vessles of LH side of heart

Answer 2

• Pulmonary vein - Oxy from lungs into heart
• Aorta - Oxy to rest of body.

Question 3

2 blood vessels which wrap around myocardium (heart muslce) and their role

Answer 3

• Coronary artery - blood supply to heart muscle
• Coronary vein - drains deoxygenated blood form myocardium.

Question 4

2 types of valves in heart and their roles

Answer 4

• Atrioventricular - seperates atrium and ventricle on both sides (prevents backflow)
• Semilunar - seprates ventricle and artery on both sides (prevents backflow)

Question 5

Names of atrioventricular valves and number of cusps (Flaps)

and which side they’re on

Answer 5

• Tricuspid - 3 cusps (RH)
• Bicuspid - 2 cusps (LH)