Circulation in Humans

Q.

The blood circulation that delivers oxygen to the body is called _________ circulation.

1. Systemic

2. Pulmonary

3. Complete

4. Half

Q.

Choose the options that correctly shows the direction of flow of blood in the heart, lungs and rest of the body and the type of circulation.

1. Systemic Circulation: Right Ventricle $\to$ Lungs $\to$ Left Atrium

2. Pulmonary Circulation: Right Ventricle $\to$ Lungs $\to$ Left Atrium

3. Systemic Circulation: Left Ventricle $\to$ Body $\to$ Right Atrium

4. Pulmonary Circulation: Right Ventricle $\to$ Body $\to$ Left Atrium

Q. Human blood is red in colour due to the presence of _________ .​

Q.

The blood circulation that passes through the lungs is called __________circulation.

1. Systemic
2. Complete
3. Half
4. Pulmonary

Q. Which of the following is/are function(s) of the circulatory system?

1. Delivery of oxygen to cells
2. Delivery of nutrients to cells
3. Removal of wastes from cells
4. Excretion of urea

Q. The upper chambers of the heart are called and the lower chambers are called .

1. atria
2. aorta
3. valves
4. ventricles

Q. is an instrument used to listen to the heart beat.

1. Thermometer
2. Sphygmomanometer
3. Stethoscope

Q. Which chamber of the heart pumps blood to the lungs for oxygenation?

1. Right atrium
2. Right ventricle
3. Left ventricle
4. Left atrium

Q. Rhythmic contraction and relaxation of heart muscles is known as:

1. Heart attack
2. Heart disease
3. Heart beat
4. Heart defect

Q. Which of the following is/are functions of the heart?

1. Pumping oxygen rich blood to different areas of the body.
2. Pumping carbon dioxide rich blood to the liver.
3. Pumping carbon dioxide rich blood to the lungs.
4. Pumping carbon dioxide rich blood to the kidneys.