Maryville NURS660 Psychopharmacology
Exam 3 Questions and Correct Answers
(Verified Answers) | Graded A+ 2026 Update
Neurotransmitters Involved in Wakefulness - ANSWERS Histamine, dopamine,
norepinephrine, acetylcholine, and serotonin
Neurotransmitters Involved in Sleep/Wake Switch - ANSWERS Histamine from
the TMN
GABA from the VLPO
A-beta fibers - ANSWERS Detect small movements, light touch, hair
movement, and vibrations
(Non-noxious)
C fibers - ANSWERS Bare nerve endings only stimulated by noxious
mechanical, thermal, or chemical stimuli
C=chemical
A delta fibers - ANSWERS Senses noxious mechanical stimuli and subnoxious
thermal stimuli
Peripheral Neuropathy pain - ANSWERS Damage to/dysfunction of peripheral
nervous system.
, Responds to peripherally and centrally acting drugs, NSAIDs and opioids.
Ex: diabetic neuropathy, post herpetic neuralgia
Pathophysiology of chronic pain - ANSWERS Chronic pain results from changes
in sensitivity in both ascending and descending (PGA, RVM, DLPT) pathways.
Can lead to grey matter loss and central sensitization.
Can be inflammatory or degenerative in nature.
Peripheral, can become centralized, or mixture of both.
Medications for falling asleep - ANSWERS Need medications with short half
life
Ramelteon
Roserem
Sonata (middle insomnia, need 4 hours to dedicate)
Medications for staying asleep - ANSWERS Zolpidem ER, temazepam,
belsomra, eszopiclone (lunesta)
Areas of brain involved in anxiety - ANSWERS Amygdala, periaquductal grey,
hippocampus
Areas of brain involved in sleep - ANSWERS Pituitary gland, pineal gland
(melatonin),
Two types of anxiety - ANSWERS Amgdala-centered circuit:
Exam 3 Questions and Correct Answers
(Verified Answers) | Graded A+ 2026 Update
Neurotransmitters Involved in Wakefulness - ANSWERS Histamine, dopamine,
norepinephrine, acetylcholine, and serotonin
Neurotransmitters Involved in Sleep/Wake Switch - ANSWERS Histamine from
the TMN
GABA from the VLPO
A-beta fibers - ANSWERS Detect small movements, light touch, hair
movement, and vibrations
(Non-noxious)
C fibers - ANSWERS Bare nerve endings only stimulated by noxious
mechanical, thermal, or chemical stimuli
C=chemical
A delta fibers - ANSWERS Senses noxious mechanical stimuli and subnoxious
thermal stimuli
Peripheral Neuropathy pain - ANSWERS Damage to/dysfunction of peripheral
nervous system.
, Responds to peripherally and centrally acting drugs, NSAIDs and opioids.
Ex: diabetic neuropathy, post herpetic neuralgia
Pathophysiology of chronic pain - ANSWERS Chronic pain results from changes
in sensitivity in both ascending and descending (PGA, RVM, DLPT) pathways.
Can lead to grey matter loss and central sensitization.
Can be inflammatory or degenerative in nature.
Peripheral, can become centralized, or mixture of both.
Medications for falling asleep - ANSWERS Need medications with short half
life
Ramelteon
Roserem
Sonata (middle insomnia, need 4 hours to dedicate)
Medications for staying asleep - ANSWERS Zolpidem ER, temazepam,
belsomra, eszopiclone (lunesta)
Areas of brain involved in anxiety - ANSWERS Amygdala, periaquductal grey,
hippocampus
Areas of brain involved in sleep - ANSWERS Pituitary gland, pineal gland
(melatonin),
Two types of anxiety - ANSWERS Amgdala-centered circuit:
