________ increase activity in the CNS while ________ reduce it.

barbiturates, toxic inhalants
barbiturates, stimulants
stimulants, depressants
depressants, stimulants
stimulants, depressants  

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Which hormone helps us fall asleep?
A. nor-adrenalin
B. estrogen
C. oxytocin
D. melatonin
Hallucinogens typically mimic which neurotransmitter?
A. GABA and acetylcholine
B. endorphins and dopamine
C. serotonin and epinephrine
D. dopamine and norepinephrine
________ behaviour is to unconscious as ________ behaviour is to conscious.
A. normal, abnormal
B. idiopathic, nomothetic
C. automatic, controlled
D. moral, immoral
The bodyโ€™s primary circadian pacemaker is the:
A. pineal gland
B. hippocampus
C. suprachiasmatic nucleus
D. amygdala
What did Freud regard as the primary function of dreams?
A. enhanced cognition
B. wish fulfilment
C. memory suppression
D. enhanced self-esteem
I am watching my friend sleep. If I want them to be able to tell me about their dreams I should wake them during:
A. REM
B. N1
C. N2
D. N3
Which of the following is a depressant?
A. alcohol
B. nicotine
C. LSD
D. caffeine

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