The nerves carrying impulse messages from the central nervous system to the effectors are called ............. while those carrying sensory messages to the central nervous system are called ................

Explanation

To answer the question about the types of nerves in the nervous system, we can break it down into the following steps:

### Step-by-Step Solution:

1. **Understanding the Central Nervous System (CNS)**: The central nervous system comprises the brain and spinal cord, which process information and coordinate responses.

2. **Identifying the Types of Nerves**: There are two main types of nerves based on their function:
- **Efferent Nerves**: These nerves carry impulses away from the central nervous system to the effectors (muscles and glands).
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