1, 2, and 3

1, 2, and 4

2 and 4 only

1, 3, and 4

2, 3 and 4.

3 and 4.

1 and 2.

1,2 and 3.

It is roughly the same for all people, if they are adapted to the place they are.

The average body temperature is lower in people from cooler climates.

It is constant throughout the body.

It varies over the course of the day and is highest early in the morning.

show undesired effects only during night flights.

increase the rate of alcohol elimination from the blood.

intensify the effects of the drugs.

compensate for side effects of drugs.

loss of peripheral vision.

CNS disturbances

pain in the joints.

Skin disorder

pain in the thorax and a cough.

normal and can be prevented by trusting instrument read-out.

abnormal and indicate weakness in one or more of the senses.

never caused by the brain's ability to distort normal sense inputs.

usually not serious except in bad weather.

3 only.

1, 2 and 3.

1,3 and 4.

1 and 3.

The semicircular canals detect angular acceleration, whereas the otolith organs detect linear acceleration

and gravity.

The otolith organs detect angular acceleration, whereas the semicircular canals detect linear acceleration but

not gravity

The otolith organs sense motion around the roll, pitch and yaw axes, whereas the semicircular canals detect

linear acceleration and gravity

The semicircular canals sense motion around the roll, pitch and yaw axes, whereas the otolith organs detect

angular acceleration and gravity.

(1) carbon dioxide; (2) a false sense of euphoria

(1) oxygen; (2) a false sense of euphoria

(1) carbon dioxide; (2) unconsciousness

(1) oxygen; (2) unconsciousness

Significant wear on the cochlear hair cells.

Presbycusis.

Damage to the auditory nerve.

A cerumen blockage in the ear canal.