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2024 NR 546 EXAM WITH CORRECT ANSWERS
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2024 NR 546 EXAM WITH CORRECT ANSWERS
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2024 NR 546 EXAM WITHCORRECT ANSWERS
Neuroscience - CORRECT-ANSWERSis the study of the structure and function
of the brain and is a field which is making great advancements
Nucleus Accumbens - CORRECT-ANSWERSThis is involved in the reward
circuit and reinforces addictive behaviors.
Amygdala - CORRECT-ANSWERSThis is located deep in the temporal lobes
and involved in emotional regulation and perception of odors. All smells
travel directly to the amygdala.
Cooking smells can elicit memories of childhood events and holidays. A
traumatic event can result in the formation of the fear response, causing the
fight or flight reflex within the autonomic nervous system and affects the
hypothalamic-pituitary-adrenal (HPA) axis causing the release of stress
hormones (e.g. cortisol).
The amygdala also is involved in the interpretation of facial expressions and
sexual stimuli.
Hippocampus - CORRECT-ANSWERSThis is located deep in the temporal
lobes and is involved in anxiety and memory, and shifting short-term to long-
term memory.
function is impaired in schizophrenia and dementia. There is ongoing
research into the role the hippocampus plays in anxiety and decision
making.
Limbic System - CORRECT-ANSWERSThis is associated with pleasure, reward,
and reinforcing behavior. Drug abuse affects the limbic system, disrupting
emotions and feelings associated with normal behavior.
Thalamus - CORRECT-ANSWERSThis is an egg-shaped structure involved in
sensory organ and motor command processing. All sensory systems except
for the olfaction process through the thalamus, which is responsible for
processing all external information.
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