Gaseous exchange

Question 1

which gas is at high concentration that comes into the alveolus?

Answer 1

Carbon Dioxide

Question 2

State 2 ways in which the carbon Dioxide is transported in the blood

Answer 2

Bicarbonate ions
- In solution in the blood plasma

Question 3

Which large blood vessel recieves oxygen? and why?

Answer 3

Pulmonary Vein

The direction of arrow indicates the outward flow of blood

Question 4

Explain 2 ways in which the blood cell (Vessel) is structurally suited for its function

Answer 4

The red blood cells/ erythrocytes contain haemoglobin for the transportation of oxygen to the tissues and carbon dioxide from the tissues.

Question 5

which part transports deoxygenated blood?

Answer 5

Pulmonary arteriole

Question 6

Which part contains haemoglobin?

Answer 6

Red blood cells

Question 7

Which part is connected to pulmonary Vein?

Answer 7

Pulmonary venule

Question 8

Name the tissue that lines the Alveolus?

Answer 8

Squamous Epithelium

Question 9

Name the tissue that lines the Blood capilary ?

Answer 9

Endothelium