A mixed nerve is any nerve that contains both sensory (
afferent) and motor (
efferent) nerve fibers.
All 31 pairs of
spinal nerve
A spinal nerve is a mixed nerve, which carries Motor neuron, motor, Sensory neuron, sensory, and Autonomic nervous system, autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each s ...
s are mixed nerves.
Four of the twelve
cranial nerves
Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), of which there are conventionally considered twelve pairs. Cranial nerves relay information between the brain and parts of the body, primarily to and f ...
–
V,
VII,
IX and
X are mixed nerves.
Examples
Spinal nerves
The 31 pairs of
spinal nerve
A spinal nerve is a mixed nerve, which carries Motor neuron, motor, Sensory neuron, sensory, and Autonomic nervous system, autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each s ...
s are mixed.
* 8
cervical nerves
A spinal nerve is a mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each side of the vertebral column. These are grouped into ...
* 12
thoracic nerves
* 5
lumbar nerves
* 5
sacral nerves
* 1
coccygeal nerve
Cranial nerves
Four of the
cranial nerves
Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), of which there are conventionally considered twelve pairs. Cranial nerves relay information between the brain and parts of the body, primarily to and f ...
are mixed nerves.
*
Trigeminal nerve (CN V)
*
Facial nerve (CN VII)
*
Glossopharyngeal nerve (CN IX)
*
Vagus nerve (CN X)
References
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Nerves
Spinal nerves
Cranial nerves