Questions: The fibers of each spinal nerve connect to the spinal cord via posterior and anterior horns roots rami

The fibers of each spinal nerve connect to the spinal cord via posterior and anterior 
horns
roots
rami
Transcript text: Multiple Choice Question The fibers of each spinal nerve connect to the spinal cord via posterior and anterior $\qquad$ horns roots rami Need help? Review these concept resources. Read About the Concept Rate your confidence to submit your answer. High Medium Low
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Solution

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The answer is the second one: roots.

Explanation for each option:

  • Horns: The term "horns" refers to the regions of gray matter in the spinal cord. The posterior (dorsal) and anterior (ventral) horns are parts of the spinal cord itself, not the structures that connect the spinal nerves to the spinal cord.

  • Roots: The fibers of each spinal nerve connect to the spinal cord via the posterior (dorsal) and anterior (ventral) roots. The dorsal root carries sensory information to the spinal cord, while the ventral root carries motor information away from the spinal cord.

  • Rami: The term "rami" refers to branches of the spinal nerves that occur after the nerves have exited the spinal cord. The rami are not the structures that directly connect the spinal nerves to the spinal cord.

In summary, the correct answer is "roots" because the spinal nerves connect to the spinal cord through the posterior and anterior roots.

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