WGU D574 Neuropsychology – Objective Assessment (OA) – Western Governors University – 2026 – Complete Quiz with Correct Answers

WGU D574 m




WGU D574 Neuropsychology – Objective Assessment (OA) –
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Western Governors University – 2026 – Complete Quiz with Correct
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Answers
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Gradegurus

,1. What is the system that promotes sexual arousal as part of the autonomic
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m nervous system? m




m Alzheimer's

m disease m




m Proprioceptor

✓ m Parasympathetic nervous system m m




Computerized axial tomography (CAT) m m m




Rationale: The parasympathetic nervous system is responsible for "rest and digest"
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m functions, including promoting sexual arousal. The sympathetic nervous system is
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m more involved in orgasm.
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2. Which disorder of the spinal cord refers to a loss of voluntary movement in one
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part of the body?
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m Atrophy m




m Ataxia

✓ m Paralysis

m Seizure

Rationale: Paralysis is the loss of voluntary muscle movement. Atrophy is wasting away
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m of tissue; ataxia is loss of coordination.
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,3. Which route describes the correct path of light through the eye?
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m Light passes from bipolar cells to amacrine cells, then to horizontal and ganglion
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m cells, and finally to the optic nerve.
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✓ m Light passes from receptors to bipolar and horizontal cells, then to
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amacrine and ganglion cells, and then to the optic nerve.
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m Light passes from receptors to ganglion cells, then to horizontal and amacrine cells,
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m and then to the optic nerve.
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m Light passes from horizontal cells to amacrine cells, then to bipolar and ganglion
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m cells, and then to the optic nerve.
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Rationale: Light hits photoreceptors (rods/cones) → bipolar & horizontal cells →
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amacrine & ganglion cells → optic nerve.
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4. What involves decreased inhibition of the globus pallidus by the striatum?
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m Parkinson's disease m




m m Alzheimer's disease m




m m Huntington's

m chorea

✓ m Huntington's disease m




Rationale: In Huntington's, the striatum degenerates, leading to less inhibition of the
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m globus pallidus, causing involuntary movements.
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5. Which condition offers proof that good language abilities can be present in spite
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of other impairments?
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✓ Williams syndrome m




m Marfan syndrome m




m Edwards

m syndrome

, m Angelman

syndrome
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