WGU D574 HLTH 4360 Neuropsychology OA READINESS EXAM Q & S 2026/2027

WGU D574 HLTH 4360 Neuropsychology OA READINESS EXAM Q & S 2026/2027

1. Which of the following brain areas is most associated
with emotional regulation?
 - A) Prefrontal cortex
 - B) Occipital lobe
 - C) Hippocampus
 - D) Parietal lobe
 - Answer: A) Prefrontal cortex
 Rationale: The prefrontal cortex is critically involved in
regulating emotions, planning, and decision-making.
2. Which neurotransmitter is primarily involved in mood
regulation and has a significant link to depression?
 - A) Dopamine
 - B) Serotonin
 - C) GABA
 - D) Acetylcholine
 - Answer: B) Serotonin
 Rationale: Serotonin is pivotal in mood stabilization;
imbalances are often associated with depression.
3. Which neuroimaging technique is best for observing
white matter tracts in the brain?
 - A) Electroencephalography (EEG)
 - B) Functional Magnetic Resonance Imaging (fMRI)
 - C) Diffusion Tensor Imaging (DTI)
 - D) Computed Tomography (CT)
 - Answer: C) Diffusion Tensor Imaging (DTI)
 Rationale: DTI is specialized for mapping the diffusion of
water in white matter, enabling visualization of neural
pathways.
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