Question

MCQs on hearts structure and function

Answer 1

.What is the organ that pumps blood all througout the human body?
A. Heart
B.
Lungs
C. Kidneys
D. Blood vessels

2.It is appropriate to visualize the heart as approximately the size of the owner's _________
A. Arm
B. Elbow
C. Open palm
D. Closed fist

3.The heart has four chambers that are utilized when beating. The upper chambers are called __________.
A. Atria
B. Ventricles
C. Pulmonary valve
D. Septum

4.What is the correct route for blood flow in a human heart?
A. Right atrium → right ventricle → left ventricle → left atrium → lungs
B. Right atrium → right ventricle → lungs → left atrium → left ventricle
C. Left atrium → left ventricle → lungs → right ventricle → right atrium
D. Left atrium → left ventricle → right ventricle → right atrium → lungs

5.A structure in the heart that temporarily closes, ensuring that blood moves in only one direction.
A. Aorta
B. Atrium
C. Valve
D. Ventricle

Answer 2

Arterial blood (red,O2 rich blood) flows from heart to each part of the body to provide oxygen and nutrients. Venus blood (blue, O2poor blood) returns from the body to the heart. The blood then travels through the lungs to exchange carbon dioxide for new oxygen. The heart is a pump which moves the blood. Hope it helps

The Heart is a pumping organ that receives blood from veins and pumps it into arteries.

Functions of Heart are:

1. To pump blood across the body.

There is only one function of Heart but this one function is the most important one in our whole body