Question

Find odd one out: 1.Bicuspid valve, SAN, A-V node and bundle of His 2.Thick walled, narrow lumen, muscular walls and semilunar valves present 3.Biscuspid valve, most thick-walled, receives oxygenated blood and beginning of pulmonary arch 4.Thin walled, wide lumen,collapsible and valves absent 5.Lumen, muscular tissue, connective tissue, pericardium.​

Answer 1

Answer:

1-bucuspid valve

Explanation:

others help in impulse conduction

Answer 2

Answer:

1. bicuspid value..............