Question

A mixed nerve

• A. contains both sensory and motor fibres
• B. carries sensations from two or more different sense organs
• C. has a common root but branches into two nerves to different organs
• D. has two or more roots from different parts of brain

Answer 1

The correct option is A

contains both sensory and motor fibres

The correct option is A.

Explanation of correct option :

1. A mixed nerve is composed of both type of neurons that is sensory and motor.
2. Sensory, motor and mixed nerves make up the peripheral nervous system.
3. Sensory nerves are afferent nerves that carry sensory information to the central nervous system.
4. Motor nerves are found in the CNS and transmit motor signals from the CNS to muscles throughout the body.
5. Sensory and motor nerves combine to form mixed nerves. They can communicate in both directions. The mixed nerves of the skull comprise both sensory and motor nerves.

Final answer: A mixed nerve contains both sensory and motor fibers.