MCAT Biology Question 60: Answer and Explanation
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Question: 60
15. A surgeon accidentally clips a dorsal root ganglion during a spinal surgery. What is a likely consequence of this error?
Loss of motor function at that level
Loss of sensation at that level
Loss of cognitive function
- A. I only
- B. II only
- C. I and II only
- D. I, II, and III
Correct Answer: B
Explanation:
The dorsal root ganglion contains cell bodies of sensory neurons only. If a dorsal root ganglion is disrupted at a certain level, there will be a loss of sensation at that level.