IMMUNOLOGY

OVERVIEW OF THE IMMUNE SYSTEM

LYMPHATIC AND IMMUNE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which chamber of the heart pumps oxygen poor blood to the lungs
A
left atrium
B
right atrium
C
left ventricle
D
right ventricle
Explanation: 

Detailed explanation-1: -The right ventricle (RV) pumps oxygen-poor blood through the pulmonary valve (PV) into the main pulmonary artery (MPA). From there, the blood flows through the right and left pulmonary arteries into the lungs.

Detailed explanation-2: -The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle. The right ventricle pumps the oxygen-poor blood to the lungs.

Detailed explanation-3: -Oxygen-poor blood from the body enters your heart through two large veins called the superior and inferior vena cava. The blood enters the heart’s right atrium and is pumped to your right ventricle, which in turn pumps the blood to your lungs.

Detailed explanation-4: -Right ventricle (VEN-trih-kul): one of the four chambers of the heart. The right ventricle pumps blood low in oxygen to the lungs. In the lungs, the blood then gets a “refill” of oxygen. Reviewed by: KidsHealth Medical Experts.

Detailed explanation-5: -The right atrium receives blood from the veins that has already circulated through the body and pumps it over to the right ventricle. The right ventricle passes the blood on to the pulmonary artery, which sends it to the lungs to pick up oxygen.

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