AP BIOLOGY

ANIMAL PHYSIOLOGY

HUMAN CIRCULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The organ that pumps blood inside our body is ____ . (Almahyra)
A
heart
B
lungs
C
liver
D
kidney
Explanation: 

Detailed explanation-1: -The heart is an amazing organ. It pumps oxygen and nutrient-rich blood throughout your body to sustain life.

Detailed explanation-2: -The heart is a fist-sized organ that pumps blood throughout your body. It’s the primary organ of your circulatory system. Your heart contains four main sections (chambers) made of muscle and powered by electrical impulses. Your brain and nervous system direct your heart’s function.

Detailed explanation-3: -The two bottom chambers are the right ventricle and the left ventricle. These pump blood out of the heart. A wall called the interventricular septum is between the two ventricles. The two top chambers are the right atrium and the left atrium.

There is 1 question to complete.