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HUMAN PERFORMANCE AND LIMITATIONS
RECENT FEEDBACK
1. What bonds to haemoglobin most readily ?
(a) carbon dioxide(b) nitrogen
(c) oxygen(d) carbon monoxide
2. What supplies blood to the heart ?
(a) pulmonary vein
(b) coronary artery(c) pulmonary artery
(d) dorsal aorta
3. Which symptom is common to hypoxia and hyperventilation ?
(a) dizziness
(b) cyanosis(c) pale and clammy skin
(d) drowsiness and lethargy
4. How can you tell if a person is suffering from otic
barotrauma or barotrauma of
the sinuses ?
(a) otic barotrauma is caused by poor hearing
(b) barotrauma of the sinuses will cause pain in the middle
ear(c) barotrauma of the sinuses is caused by a blockage of the
eustachian tube
(d) pain in the middle ear is a symptom of otic barotrauma but
not barotrauma
of the sinuses
5. Which parts of the ear are responsible for hearing ?
(i) cochlea
(ii) ossicles(iii) utricle(iv) saccule
(a) (i) & (iii) only
(b) (i), (ii) & (iii)(c) (i) & (ii) only
(d) (i), (ii) & (iv)
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6. When the body becomes overheated it reacts by:
(i) sweating(ii) vaso-constriction of blood vessels
(iii) vaso-dilation of blood vessels
(iv) increased food appetite
(v) decreased food appetite
(a) (i), (iii) & (v)
(b) (i), (ii) & (v)(c) (i), (iii) & (iv)
(d) (i), (ii) & (iv)
7. A pilot who becomes disorientated by moving his head rapidly
while in a turn is
suffering from an effect known as:
(a) autokinesis
(b) coriolis
(c) somatogravic
(d) barotrauma
8. A passenger complains of stomach cramp; what advice should be
given to him ?
(i) remove the seat belt
(ii) rub the stomach
(iii) drink lots of water(iv) stand up and expel some wind
(a) (i), (ii), (iii) & (iv)
(b) (i), (ii) & (iii) only
(c) (i), (ii) & (iv) only(d) (ii), (iii) & (iv) only
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HUMAN PERFORMANCE AND LIMITATIONS
RECENT FEEDBACK - ANSWERS
1. (d)
2. (b)
3. (a)
4. (d)5. (c)
6. (a)7. (b)
8. (c)
