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NCLEX Neurology Practice Questions Questions
Question 1 of 5
Like other systems in the body, the nervous system is composed of organs, principally the brain, spinal cord, nerves, and
Correct Answer: A
Rationale: The nervous system includes organs like the brain, spinal cord, nerves, and ganglia (clusters of neuron cell bodies in the PNS), whereas axons and neurons are components, and dura mater is a protective layer.
Question 2 of 5
The elevated ridges of tissue on the surface of the cerebral hemispheres are known as while the shallow grooves are termed
Correct Answer: B
Rationale: Gyri are the ridges and sulci are the grooves on the cerebral cortex, increasing surface area for neural processing.
Question 3 of 5
Preparing the body for 'fight-or-flight' response during threatening situations is the role of the:
Correct Answer: A
Rationale: The sympathetic nervous system activates the 'fight-or-flight' response, increasing heart rate and energy mobilization.
Question 4 of 5
If a patient cannot see the left-most part of his left visual field (but can see in all other areas), he may have a lesion
Correct Answer: A
Rationale: A left optic nerve lesion affects the entire left eye’s field, including the left-most part of the left visual field, without contralateral effects.
Question 5 of 5
Achromatopsia is a partial or complete loss of color vision, despite cones being intact. A lesion in which part of the brain might result in this deficit?
Correct Answer: A
Rationale: V4 is critical for color processing; a lesion here causes achromatopsia despite functional cones.