Your question: What part of the spinal cord contains motor neurons?

The ventral horns contains the cell bodies of motor neurons that send axons via the ventral roots of the spinal nerves to terminate on striated muscles.

What are the 4 types of neurons?

Neurons are divided into four major types: unipolar, bipolar, multipolar, and pseudounipolar. Unipolar neurons have only one structure extending from the soma; bipolar neurons have one axon and one dendrite extending from the soma.

What are the 2 types of motor neurons?

Motor neurons are a specialized type of brain cell called neurons located within the spinal cord and the brain. They come in two main subtypes, namely the upper motor neurons and the lower motor neurons.

What is the function of motor neurons?

Motor neurons (MNs) are neuronal cells located in the central nervous system (CNS) controlling a variety of downstream targets. This function infers the existence of MN subtypes matching the identity of the targets they innervate.

Which spinal nerves affect which parts of the body?

The nerves of the cervical spine go to the upper chest and arms. The nerves in your thoracic spine go to your chest and abdomen. The nerves of the lumbar spine then reach to your legs, bowel, and bladder. These nerves coordinate and control all the body’s organs and parts, and let you control your muscles.

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How is a spinal nerve formed?

The spinal nerves are relatively large nerves that are formed by the merging of a sensory nerve root and a motor nerve root.

What is the role of the peripheral nervous system?

Peripheral nerves reside outside your brain and spinal cord. They relay information between your brain and the rest of your body. The peripheral nervous system is divided into two main parts: Autonomic nervous system (ANS): Controls involuntary bodily functions and regulates glands.

What two structures come together to form a spinal nerve?

The ventral root and dorsal root come together just beyond the dorsal root ganglion (moving away from the cord) to form a spinal nerve.

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