ATI LPN
Medical Surgical Neurology Questions
Question 1 of 5
Light entering the eye passes through which retinal layer first?
Correct Answer: D
Rationale: Light first passes through the retinal ganglion layer, the most anterior retinal layer. TMP13 p. 647
Question 2 of 5
The stereocilia of hair cells are embedded in which membrane?
Correct Answer: C
Rationale: Hair cell stereocilia are embedded in the tectorial membrane. TMP13 p. 677
Question 3 of 5
A 29-year-old student with 20/20 vision looks at a beautiful scene. The axons of ganglion cells transmitting visual signals in the form of action potentials to the primary visual cortex are most likely to synapse in which structure?
Correct Answer: A
Rationale: Ganglion cell axons synapse in the lateral geniculate nucleus before reaching the visual cortex. TMP13 pp. 661-662
Question 4 of 5
The first central synapse for neurons transmitting the sweet taste sensation is in which structure?
Correct Answer: B
Rationale: Taste fibers synapse in the nucleus of the solitary tract. TMP13 pp. 687-688
Question 5 of 5
A patient with carotid atherosclerosis asks the nurse to describe a carotid endarterectomy.Which response by the nurse is accurate?
Correct Answer: A
Rationale: In a carotid endarterectomy, the carotid artery is incised, and the plaque is removed. The response beginning, 'The diseased portion of the artery in the brain is replaced' describes an arterial graft procedure. The answer beginning, 'A catheter with a deflated balloon is positioned at the narrow area' describes an angioplasty. The final response beginning, 'A wire is threaded through the artery' describes the mechanical embolus removal in cerebral ischemia (MERCI) procedure.