Write a short note on heart
Answers
Explanation:
The heart is a muscular organ in most animals,which pumps blood through the blood vessels of the circulatory system. it is situated in the chest cavity. The human heart consists of four chambers. the upper two chambers are called atria. the lower two chambers are called ventricles. The left part of the heart is separated from the right part of the heart with the help of a septum.
Answer:
The answer is given in explanation part
Explanation:
The heart is an important part of every animal, Which allows all the organs of the body to circulate blood through contraction and expansion. It is about the size of a human fist and is located on the left side of the chest. The heart is divided into four chambers, the upper chamber is called atrium and the lower chambers are called ventricles. The atrium collects blood from different parts of the body and the ventricles pump that blood and spread it to other parts of the body. The atrium and the ventricle are divided into two valves which are called double-leaf valves and triple-leaf valves