ATI LPN
Neurology Exam Questions Questions
Question 1 of 5
Identify the cranial nerve that serves the muscles of the face for facial expression:
Correct Answer: C
Rationale: The facial nerve (VII) controls facial expression muscles. [Level: Knowledge]
Question 2 of 5
Telencephalon refers to:
Correct Answer: D
Rationale: Telencephalon develops into the cerebral hemispheres (including cortex). [Level: Knowledge]
Question 3 of 5
Which of the following best describes the concept of specificity in sensory nerve fibers that transmit only one modality of sensation?
Correct Answer: D
Rationale: The labeled line principle ensures each sensory fiber transmits one specific modality. TMP13 p. 595
Question 4 of 5
The first-order (primary afferent) cell bodies of the dorsal column-medial lemniscal system are found in which structure?
Correct Answer: C
Rationale: Primary afferent cell bodies of the dorsal column system are in the dorsal root ganglia. TMP13 pp. 609-610
Question 5 of 5
The gray matter of the primary somatosensory cortex contains six layers of cells. Which layer(s) receive the bulk of incoming signals from the somatosensory nuclei of the thalamus?
Correct Answer: D
Rationale: Layer IV receives the majority of thalamic somatosensory input. TMP13 p. 612