If someone receives a blow on the back of neck, what would be the effect on the person's CNS?

Explanation

**Step-by-Step Solution:**

1. **Understanding the Central Nervous System (CNS):** The CNS consists of the brain and spinal cord. It is responsible for processing sensory information and coordinating responses.

2. **Identifying the Impact Area:** A blow to the back of the neck primarily affects the hindbrain, which includes the cerebellum and brainstem.

3. **Function of the Cerebellum:** The cerebellum plays a crucial role in coordinating voluntary movements, maintaining balance, and ensuring proper posture.

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