Violation
Amphetamines 1. increase mental alertness and decrease fatigue. 2. are analeptics. 3. have no effect on psychomotor activity. 4. are useful in controlling arrhythmias.
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only
All of the above.
Amphetamines 1. increase mental alertness and decrease fatigue. 2. are analeptics. 3. have no effect on psychomotor activity. 4. are useful in controlling arrhythmias.
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only
All of the above.