Skin disorder

pain in the thorax and a cough.

CNS disturbances

pain in the joints.

loss of peripheral vision.

increase the rate of alcohol elimination from the blood.

intensify the effects of the drugs.

show undesired effects only during night flights.

compensate for side effects of drugs.

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

It is constant throughout the body.

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

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

AIDS and gonorrhea.

TB and dengue.

Cholera and dysentery.

Heat stroke and a chlamydia.

speak fast and loudly.

feel more relaxed.

have improved vision

 be physically more active.

1,2 and 3.

3 and 4.

1 and 2.

2, 3 and 4.

2 and 4 only

1, 2, and 3

1, 2, and 4

1, 3, and 4

drinking tea without sugar

taking light exercise before a flight.

drinking lots of water.

A eating a snack.

(1) oxygen; (2) unconsciousness

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

(1) carbon dioxide; (2) unconsciousness

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

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

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

usually not serious except in bad weather.

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