ANSWERS (100% VERIFIED SOLUTIONS) LATEST
UPDATE
Mesocortical pathway - CORRECT ANSWER -executive function: attention, focus, depression
Nigrostriatal pathway - CORRECT ANSWER -from substantia nigra (brainstem) to striatum
(muscles): Parkinson's
Mesolimbic pathway - CORRECT ANSWER -projects to nucleus accumbens (part of limbic
system). Pleasure, reward, positive symptoms of schizophrenia: Addiction, gambling
Tuberoinfundibular pathway - CORRECT ANSWER -regulation of prolactin (acts on pituitary).
Hypersexuality in mania
Dopamine - CORRECT ANSWER -produced in substania nigra and VTA. D2 & D4 receptors most
important. Elevated in the mesolimbic pathway associated with pleasure and psychosis.
Antispychotics block dopamine. Travels through mesocoritcal, mesolimbic, nigrostriatal, and
tuberinfundibular pathways
Serotonin - CORRECT ANSWER -5-HT. Produced in raphe nucleus. Emotion, impulses, dreams.
5HT2A receptors = atypical antipsychotics.
Norepinephrine - CORRECT ANSWER -produced in locus coeruleus. Arousal and vigilance
GABA - CORRECT ANSWER -inhibitory. Produces calm in conjunction with benzodiazepines.
ACTH - CORRECT ANSWER -motor control, learning, memory, sleep, and dreams. Helps with
balance. Decrease in Alzheimer's disease
, Hypothalamus-pituitary-adrenal axis (HPA) - CORRECT ANSWER -CRH, ACTH, then cortisol.
Worsens with stress and depression
Hypothalamus-pituitary-thyroid (HPT) - CORRECT ANSWER -TRH, TSH, T4. Hypothyroid causes
depression, weight gain, slow metabolism. Hyperthyroid is opposite.
Hypothalamus-pituitary-gonadal (HPG) - CORRECT ANSWER -gnrh, FSH, LH. Malfunctions cause
infertility problems.
Gray matter - CORRECT ANSWER -neurons are found
Frontal lobe - CORRECT ANSWER -executive function, voluntary movement, speech (Broca's
area)
Temporal lobe - CORRECT ANSWER -memory, cognition, speech, emotions (aka limbic area)
Parietal lobe - CORRECT ANSWER -receive and process sensory input
Wernicke's area - CORRECT ANSWER -temporal and parietal lobes; speech
Amygdala - CORRECT ANSWER -fear response.
Hippocampus - CORRECT ANSWER -memory. Make up limbic system with amydgala
HIPAA - CORRECT ANSWER -1. Education about privacy protection, 2. Access to own medical
records, 3. Request amendment to health information to which they object, 4. Require
permission for disclosure of medical issues