TRANSPORT IN MAN

• A

• B

• C

• D

• A

• B

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• D

• A

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• A

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• D

. Hypoplastic left heart failure is a rare heart condition in which the lower left chamber of the heart has not developed properly and is much smaller than normal.

The immediate result of this condition is to cause lower than normal blood flow into which blood vessel?

• Aorta

• Pulmonary artery

• Pulmonary vein

• vena cava

• A

• B

• C

• D

• A

• B

• C

• D

. When blood clots, the following events all take place.

1. a network of fibres is formed

2. fibrinogen is changed to fibrin

3. platelets encounter torn tissue

4. red blood cells and platelets are trapped

What is the correct order of these events?

• A. 1 → 2 → 4 → 3

• B. 1 → 3 → 4 → 2

• C. 3 → 1 → 2 → 4

• D. 3 → 2 → 1 → 4

What happens during ventricular diastole?

• All semilunar valves open

• The atrio ventricular valves open

• The pressure in the atria rises above the pressure in the ventricles.

• The pressure in the left atrium rises more than the pressure in the right atrium.

• A

• B

• C

• D