ANATOMY

GENERAL ANATOMY

CARDIOVASCULAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the purpose of valves in the heart?
A
to push blood forward
B
to prevent blood from flowing backwards
C
to carry oxygenated blood to the body
D
to carry deoxygenated blood to the heart
Explanation: 

Detailed explanation-1: -Heart valves are parts of your heart that act like doors. They open and close to let blood flow from one area of your heart to another. They help ensure that blood moves at the right time and in the correct direction. As the valves open and close, they create two sounds, which are your heartbeat.

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