Question
Spinal cord ends at what level in adults?
Show Answer
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Correct Answer � B
Explanation
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Ans. b. L1
Ref: Grays Anatomy, 4l” ed., pg. 762-763
- In the adult, the spinal cord terminates on average at the level of the middle third of the body of the first lumbar vertebra which corresponds approximately to the transpyloric plane.
- Spinal cord extends from C I to L I (lower border) in adults.
- Filum terminale extends from lower end of spinal cord to the tip of coccyx.
- Dural sheath extends up to 52 vertebrae.
- Subdural space extends up to 52.
- Subarachnoid space extends up to 52.
- Piamater extends up to tip of coccyx.
