ATI LPN
Medical Surgical Neurology Questions
Question 1 of 5
The ability to detect two points simultaneously applied to the skin is based on which physiologic mechanism?
Correct Answer: B
Rationale: Lateral inhibition sharpens sensory perception, enabling two-point discrimination. TMP13 p. 603
Question 2 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 3 of 5
Which cell type(s) have action potentials in the retina of the human eye?
Correct Answer: D
Rationale: Only ganglion cells in the retina generate action potentials. TMP13 pp. 655, 656, 658
Question 4 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 5 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