Pulmonary Circuit

Q. Which of the following structures are directly involved in the "pulmonary circuit"?

1. Superior vena cava, right atrium, left ventricle
2. Right ventricle, pulmonary arteries, left atrium
3. Left ventricle, aorta, inferior vena cava
4. Right atrium, aorta, left ventricle

Q. Difference between pulmonary and systemic circuit

Q.

Pulmonary arteries carry oxygenated blood. True or false?

1. True

2. False

Q.

Write the function of pulmonary vein.

Q.

Give a brief outline of transport system in humans.

Q.

The impure blood from different parts of the body returns to the left auricle.

1. True
2. False

Q.

The circulation of blood between the heart and the lungs is called__________

1. double circulation

2. pulmonary circulation

3. systemic circulation

4. none of these

Q.

Which chamber of heart receives deoxygenated blood from the various parts of the body?

Q.

Why is the wall of left ventricle thicker than that of right ventricle?

Q.

What is the function of inferior vena cava?

Q.

Name the chambers present in the human heart.

Q.

Write the function of valves present in between atria and ventricles.

Q.

Identify whether the following statements are true/false.

(vii) Bicuspid and tricuspid valve open, when oxygen from the pulmonary vein and vena cava flows into left and right atrium, respectively.

1. True
2. False

Q.

Name the following:

(a) A blood vessel that carries deoxygenated blood away from the heart.

Q.

Name the vessels entering and leaving the heart.

Q.

Coronary circulation refers to circulation in the heart.

1. True
2. False

Q.

Define venule.

Q.

The blood vessels which carry blood from the heart to different parts of the body are called.------.

Q.

Left atrium receives oxygenated blood through

1. coronary artery

2. aorta

3. pulmonary artery

4. pulmonary vein

Q.

Differentiate between

(i) Pulmonary artery and pulmonary vein

(ii) Aorta and vein

Q.

The valve present in between left auricle and right auricle

Q.

Impure blood is received by the right auricle.

1. True
2. False

Q.

An artery is differentiated from a vein in having

1. thick muscular wall

2. double layer of endothelial cells

3. thin muscular wall

4. no endothelial cells

Q.

Which blood vessels enter and exit the heart?

Q.

Blood vessels that lack valves are

1. Arteries

2. Vein

3. Both

4. None of These

Q.

Define Portal Vein.

Q.

Mention at least three functions of kidney.

Q.

Fill in the blanks to complete the following statements.

(xvi) Ventricles give rise to two large blood vessels called _________ and _________.

Q.

Difference between systemic and pulmonary circulation.

Q.

State whether the following statements are true or false.

(xi) In humans, the heart possesses 3 chambers.

1. True
2. False