Which prevents blood from flowing backward

LYMPHATIC SYSTEM

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A	aorta
B	valve
C	septum
D	cornary artery

Explanation:

Detailed explanation-1: -Heart valves control the flow of blood so that it moves in the right direction. The valves prevent blood from flowing backward. The heart has four valves. The tricuspid valve separates the right atrium and right ventricle.

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