?
C．impairment of vision and mental confusion
正确答案：B
(10)Which of the following is not normally a symptom of hypoxia?
? ? ?
A．Increased visual field B．An increase in breathing rate C．Sleepiness or frequent yawning
正确答案：A
(11)Which of the following is not normally a symptom of hypoxia?
? ? ?
A．several headache B．reduced visual field C．a feeling of euphoria
正确答案：A
(12)Which of the following will increase susceptibility to hypoxia?
? ? ?
A．smoking and alcohol B．fatigue C．both A and B
正确答案：C
(13)Carbon monoxide is dangerous because
? ? ?
A．it displaces oxygen from the blood's red cells B．it is highly acidic and attacks the lining of the lungs C．it displaces oxygen from the lungs causing suffocation
正确答案：A
(14)Which of the following would be suitable treatment for a person suffering from carbon monoxide poisoning?
?
A．Administer oxygen.
?
B．Have them re-breathe their exhaled breath from a bag placed over the nose and mouth.
?
C．Give plenty of water.
正确答案：A
(15)Which of the following would most likely lead to carbon monoxide contamination of the cockpit atmosphere?
? ? ?
A．excessive use of carburetor heat B．fly low in a very thick smoke haze C．a leak in the engine exhaust system
正确答案：C
(16)Hypoxia is the result of which of these conditions?
? ? ?
A．Insufficient oxygen reaching the brain. B．Excessive carbon dioxide in the bloodstream. C．Limited oxygen reaching the heart muscles.
正确答案：A
(17)Hypoxia is always accompanied by
? ? ?
A．dizziness
B．a degradation in the performance of a pilot C．vomiting
正确答案：B
(18)Hypoxia may be caused by
? ?
A．flying with a head cold
B．breathing too quickly and/or too deeply for the requirements of the body
?
C．flying at an altitude where the partial pressure of oxygen is too low
正确答案：C
(19)If a pilot suspects that he/she is suffering the effects of hypoxia, the most appropriate remedy would be
?
A．use supplement oxygen or descend immediately to a low level
?
B．voluntarily increase the depth of breathing to induce more oxygen into the lungs
?
C．voluntarily increase the breathing rate to increase the oxygen uptake
正确答案：A
(20)Which of the following statements correctly describes the alleviation of the effects of hypoxia at cabin altitudes about 10,000ft without the use of supplemental oxygen?
? ? ?
A．rapid shallow breathing
B．the effects cannot be alleviated C．slow deep breathing