What does the peripheral nervous system include?

What are the 3 parts of the peripheral nervous system?

The Peripheral Nervous System (PNS)

  • Autonomic nervous system (ANS): Controls involuntary bodily functions and regulates glands.
  • Somatic nervous system (SNS): Controls muscle movement and relays information from ears, eyes and skin to the central nervous system.

What are the four main divisions of the peripheral nervous system?

The peripheral nervous system is subdivided into nerves, the autonomic system, and the somatic system. The autonomic nervous system is further subdivided into the parasympathetic and sympathetic nervous systems. The enteric nervous system is an independent subsystem of the peripheral nervous system.

What is an example of the peripheral nervous system?

Examples of the Peripheral Nervous System Response

When a bright light is suddenly turned on, sensory receptors in the eye communicate this to the CNS. The PNS mediates the response to this stimulus. The pupils contract and the external eye muscles squint.

What does the PNS consist of quizlet?

Peripheral nervous system (PNS)

consists of nervous tissue found outside the brain and spinal cord, including nerves that exit the CNS and ganglia found throughout the body cavities.

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What are the two main divisions of the peripheral nervous system how do these systems relate to the three types of muscle?

The two main divisions are the Somatic Nervous System and Autonomic Nervous System. The Somatic Nervous System controls the skeletal muscle system as well as the external sensory. The autonomic nervous system controls involuntary muscle systems such as smooth muscle and cardiac muscle.

What are the 4 main functions of the nervous system?

The four main functions of the nervous system are:

  • Control of body’s internal environment to maintain ‘homeostasis’ An example of this is the regulation of body temperature. …
  • Programming of spinal cord reflexes. An example of this is the stretch reflex. …
  • Memory and learning. …
  • Voluntary control of movement.