ANATOMY

GENERAL ANATOMY

ANATOMY OF THE HEART

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
what is the structure in veins which temporarily close and open so blood flows in one direction
A
mitral valve
B
atria
C
septum
D
valve
Explanation: 

Detailed explanation-1: -Heart valves open and close to allow for proper blood flow. Your valves ensure that blood flows only in one direction. These valves are: Aortic valve connects your left ventricle and aorta (large artery that carries blood throughout your body).

Detailed explanation-2: -Valves in the veins keep blood flowing in the correct direction. Two large veins that lead into the heart are the superior vena cava and inferior vena cava.

Detailed explanation-3: -Valves maintain direction of blood flow As the heart pumps blood, a series of valves open and close tightly. These valves ensure that blood flows in only one direction, preventing backflow. The tricuspid valve is situated between the right atrium and right ventricle.

Detailed explanation-4: -The blood that is meant to leave the ventricles to travel to the body is supposed to be prevented from flowing in the wrong direction by the parts of the aortic and pulmonary valves called the cusps. The cusps help the valves create a tight seal, which helps blood flow in the correct direction.

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