COUNSELOR EXAM
What is the essence of addiction? - ANSWERS-A brain disease
causing the uncontrollable, compulsive drug craving, seeking & use,
even in the face of negative health and social consequences.
What percentage of variability can genetics be accounted for in
making one susceptible to becoming addicted? - ANSWERS-50 -
70%
What is one of the most frequent causes of relapse? - ANSWERS-
Cue-induced craving, even after long periods of abstinence,
independently of whether drugs are available.
Hypothalamus - ANSWERS-A neural structure lying below the
thalamus; it directs several maintenance activities (eating, drinking,
body temperature), helps govern the endocrine system via the
pituitary gland, and is linked to emotion and reward.
Thalamus - ANSWERS-the brain's sensory switchboard, located on
top of the brainstem; it controls information going to and from the
spinal cord and cerebrum.
, Hippocampus - ANSWERS-Acts as a memory indexer, sending
memories out for long-term storage and retrieving them when
necessary. Wraps around the thalamus and hypothalamus.
Acetylcholine - ANSWERS-An excitatory neurotransmitter that
triggers muscle contractions and causes glands to secrete hormones.
Alzheimers disease is associated with a shortage of this
neurotransmitter.
GABA - ANSWERS-gamma-aminobutyric acid; the primary
inhibitory transmitter in the nervous system. Helps control muscle
activity and is an important part of the visual system.
Serotonin - ANSWERS-Constricts blood vessels and brings on sleep.
Involved in behavior, mood, appetite, pain & temperature regulation.
Dopamine - ANSWERS-a neurotransmitter that regulates motor
behavior, motivation, pleasure, and emotional arousal
A118G - ANSWERS-For those who have this opioid receptor gene,
instead of getting a foggy, distasteful or vomiting feeling the opiate
produces a feeling of wholeness and peace in the world.
most intoxicating substances end up activating what areas of the brain
that cause pleasure? - ANSWERS-VTA (ventral tegmental area) and
the NAc (nucleus accumbens).