WGU D345 Psychopharmacology
Objective Assessment| 700+ Questions &
Verified Answers | 2026–2027 Update |
Exam Prep Guide
Q: Pharmacokinetics
Answer
What the body does to the drug (absorption, distribution, metabolism, excretion) First-
pass metabolism
Q: Pharmacodynamics
What drugs do to the body and how they do it.
Answer
Target sites for drug actions include receptors, ion channels, enzymes, and carrier
proteins.
Q: Acetylcholine/ Cholinergic
Function: Learning, short-term memory, arousal, reward (delirium)
Answer
Synthesized by the basal nucleus of Meynert
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Q: What disease can be associated with low levels of Acetylcholine/Cholinergic ?
Answer
Alzheimer disease / Impaired memory
Q: What disease can be associated with increased levels of Acetylcholine/Cholinergic ?
Answer
Parkinsoinian symptoms
Q: What is the functions of serotonin (5-HT)?
Answer
Mood, satiety, temperature, sleep, pain sensitivity
Q: What conditions are associated with low serotonin (5-HT) levels?
Answer
Depression, chronic pain symptoms, OCD, anxiety disorders, violence, schizo-affective,
and personality disorders
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Q: Where is serotonin (5-HT) produced?
Answer
In the Raphe nuclei of the brain stem
Q: What major neurotransmitter is implicated in mood and anxiety disorders?
Answer
Serotonin (5-HT)
Q: What is glutamate?
Answer
A major excitatory neurotransmitter involved in memory.
Q: What is associated with increased levels of glutamate?
Answer
Increased anxiety levels.
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Q: What disorders is glutamate implicated in?
Answer
Seizure disorders, bipolar disorders, and psychosis.
Q: What psychiatric conditions can an imbalance in glutamate be seen in?
Answer
It is implicated in mood disorders and schizophrenia.
Q: What are the effects of decreased levels of glutamate?
Answer
Memory and learning difficulties, and negative symptoms of schizophrenia.
Q: What is the function of Acetylcholine?
Answer
Learning, short term memory, arousal, reward, and delirium.
Q: Where is Acetylcholine synthesized?