ATI RN
Nervous System Multiple Choice Questions and Answers Questions
Question 1 of 5
Which of the following is a mid brain postural reflex:
Correct Answer: C
Rationale: Midbrain reflexes include the hopping reaction (C) and placing reaction, adjusting limb position. Stretch reflex (A) is spinal, tonic neck reflex (B) is medullary/spinal, and positive supporting (D) is medullary. C is correct.
Question 2 of 5
Concerning the electroencephalogram (EEG):
Correct Answer: C
Rationale: Alpha waves are occipital (not temporal, A), beta waves are fast (not slow, B), theta waves are 4-7 Hz (C, correct), and EEG aids but isn’t 100% diagnostic (D). C is correct.
Question 3 of 5
Which primary vesicle of the embryonic nervous system does not differentiate into more vesicles at the secondary stage?
Correct Answer: B
Rationale: The embryonic brain forms three primary vesicles: prosencephalon, mesencephalon, and rhombencephalon. The prosencephalon divides into telencephalon and diencephalon, and the rhombencephalon into metencephalon and myelencephalon. The mesencephalon (B) remains undivided as the midbrain. B is correct.
Question 4 of 5
Brodmann's areas map different regions of the to particular functions.
Correct Answer: B
Rationale: Brodmann’s areas map the cerebral cortex (B) to functions (e.g., area 4 for motor, 17 for vision). The cerebellum (A) has no Brodmann areas, basal forebrain (C) is subcortical, and corpus callosum (D) is white matter. B is correct.
Question 5 of 5
Which ganglion is responsible for cutaneous sensations of the face?
Correct Answer: D
Rationale: The trigeminal ganglion (D) (cranial nerve V) relays cutaneous sensations from the face. Otic (A) is autonomic (salivary), vestibular (B) is balance, and geniculate (C) is taste/facial. D is correct.