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A spinal nerve takes nerve impulses :...

A spinal nerve takes nerve impulses :

A

to the CNS

B

away from the CNS

C

both to and away from the CNS

D

only inside the CNS

Text Solution

AI Generated Solution

The correct Answer is:
### Step-by-Step Solution: 1. **Understanding Spinal Nerves**: - Spinal nerves are part of the peripheral nervous system and are connected to the spinal cord. They play a crucial role in transmitting nerve impulses. 2. **Function of Spinal Nerves**: - Spinal nerves are known as mixed nerves because they contain both sensory and motor fibers. This means they can carry signals in both directions. 3. **Direction of Nerve Impulses**: - **To the Central Nervous System (CNS)**: Sensory neurons carry information from sensory receptors (like skin, muscles, etc.) to the CNS. - **Away from the Central Nervous System**: Motor neurons carry commands from the CNS to muscles and glands in the body. 4. **Conclusion on Impulse Direction**: - Since spinal nerves transmit impulses both to the CNS (via sensory neurons) and away from the CNS (via motor neurons), they are involved in both functions. 5. **Evaluating the Options**: - **Option A**: Only to the CNS - Incorrect. - **Option B**: Only away from the CNS - Incorrect. - **Option C**: Both to and away from the CNS - Correct. - **Option D**: Only inside the CNS - Incorrect. 6. **Final Answer**: - The correct answer is **Option C**: Both to and away from the central nervous system.

### Step-by-Step Solution: 1. **Understanding Spinal Nerves**: - Spinal nerves are part of the peripheral nervous system and are connected to the spinal cord. They play a crucial role in transmitting nerve impulses. 2. **Function of Spinal Nerves**: - Spinal nerves are known as mixed nerves because they contain both sensory and motor fibers. This means they can carry signals in both directions. ...
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