Under pressure to meet a deadline,a truck driver has just gone three days without sleep.In the last twelve hours,he has begun to experience sensations of movement in stationary objects.He apparently has
A) damaged the retinas of his eyes due to eye strain.
B) undergone a change in muscle tension affection his kinesthetic sense.
C) reached the first stages of sleep-deprivation psychosis.
D) upset the vestibular system through excessive exposure to road vibration.

Question

Quizplus · Accepted Answer

The symptoms described suggest that the truck driver has reached the first stages of sleep-deprivation psychosis, which can include hallucinations or altered perceptions. The other choices, such as eye strain or vestibular system damage, do not explain the sensations of movement in stationary objects.

Under Pressure to Meet a Deadline,a Truck Driver Has Just