What are the main components of peripheral nervous system?

Overview. The peripheral nervous system refers to parts of the nervous system outside the brain and spinal cord. It includes the cranial nerves, spinal nerves and their roots and branches, peripheral nerves, and neuromuscular junctions.

What are the three main components of the peripheral nervous system?

The PNS. The PNS comprises cranial nerves 3–12, the spinal roots, sensory and autonomic ganglia, and the somatic nerves. At a cellular level, the PNS is that part of the nervous system which is myelinated by Schwann cells, as opposed to the central nervous system (CNS), which is myelinated by oligodendroglial cells.

What are two components of the peripheral nervous system?

The peripheral nervous system is further subdivided into the somatic nervous system and the autonomic nervous system.

What are the types of peripheral nervous system?

There are three types of peripheral nerves: motor, sensory and autonomic. Some neuropathies affect all three types of nerves, while others involve only one or two. 3 Types of Peripheral Nerves: Motor.

What is an example of the peripheral nervous system?

The peripheral nervous system includes the cranial nerves, the spinal nerves, the sympathetic nervous system, and the parasympathetic nervous system.

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What are the four parts of the peripheral nervous system?

The peripheral nervous system refers to parts of the nervous system outside the brain and spinal cord. It includes the cranial nerves, spinal nerves and their roots and branches, peripheral nerves, and neuromuscular junctions.

What are the functions of the two divisions of the peripheral nervous system?

The sensory division of the PNS carries sensory information from the body to the central nervous system. The motor division of the PNS carries nerve impulses from the central nervous system to muscles and glands throughout the body. The nerve impulses stimulate muscles to contract and glands to secrete hormones.

What are the two types of peripheral nerves Class 10?

The peripheral nervous system has two divisions:

  • Somatic Nervous System.
  • Autonomic Nervous System.