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WorksheetsTRANSPORT IN MAN
Total questions: 11
Worksheet time: 15mins
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. 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
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B
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D
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B
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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.
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D
Fig. 2.1 shows a capillary inside a tissue.
(a) (i)State how oxygen passes from the capillary into cell Q and describe the function of this gas in a cell. [1]
(ii) Name two substances required by cells, other than oxygen, that pass from the blood to the tissue fluid at R. [1]
