If someone is stumbling around a room and running into things after using an inhalant, he is probably in which stage of an inhalant’s effects?
a. Stage 3
b. Stage 4
c. Stage 1
d. Stage 2
Ans: A
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What evidence indicates that newborn infants can distinguish between the sounds "ba" and "pa"? a. The sound "pa" causes a heart rate increase, and "ba" causes a decrease
b. After habituating to one sound, they dishabituate when they hear the other one. c. Their babbling includes both of these sounds at different times. d. They turn their heads toward "ba" but not toward "pa.".
A(n) ______ is an agent that causes damage to prenatal development, producing a birth defect.
A. teratogen B. chemical C. organism D. compound
All of the following naturally occurring chemical substances have been shown to play a role in memory EXCEPT
a. glutamate and acetylcholine. c. estrogen and testosterone. b. adrenaline and noradrenaline. d. dopamine and GABA.
It has been reported that the production of new brain cells from naturally occurring stem cells occurs in the brains of adult mammals. This process is called
a. plasticity. b. transformation. c. neurogenesis. d. reuptake.