Your question: What are the divisions of the nervous system?

What are the divisions of the nervous system and their functions?

The anatomical divisions are the central and peripheral nervous systems. The CNS is the brain and spinal cord. The PNS is everything else and includes afferent and efferent branches with further subdivisions for somatic, visceral and autonomic function.

What are the 6 divisions of the nervous system?

Divisions of the Nervous System

  • Cranial nervous system. These are the nerves that connect the brain to the eyes, ears, mouth, and other sensory organs of the head. …
  • Peripheral nervous system. …
  • Autonomic nervous system. …
  • Central nervous system.

What are the divisions of the nervous system quizlet?

The structures of the nervous system are described in terms of 2 principal divisions-the central nervous system (CNS) and the peripheral nervous system (PNS).

What are the main divisions of the nervous system psychology?

The nervous system can be divided into two major subdivisions: the central nervous system (CNS) and the peripheral nervous system (PNS), shown below. The CNS is comprised of the brain and spinal cord; the PNS connects the CNS to the rest of the body.

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What are the 3 divisions of the autonomic nervous system?

The autonomic nervous system is a component of the peripheral nervous system that regulates involuntary physiologic processes including heart rate, blood pressure, respiration, digestion, and sexual arousal. It contains three anatomically distinct divisions: sympathetic, parasympathetic, and enteric.

What are the 4 main parts of the nervous system?

The nervous system consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.

What are the 3 main components of the nervous system?

The three main components of the central nervous system are the brain, spinal cord, and neurons.

What are the 2 main divisions of the peripheral nervous system?

The peripheral nervous system is further subdivided into the somatic nervous system and the autonomic nervous system. The somatic nervous system consists of nerves that go to the skin and muscles and is involved in conscious activities.

What are the 2 divisions of the autonomic nervous system?

The autonomic nervous system comprises two antagonistic sets of nerves, the sympathetic and parasympathetic nervous systems.

What are the major divisions of the nervous system what are their major functions quizlet?

Terms in this set (9)

  • Sensory function. detect internal and external stimuli. …
  • Integrative function. interpretation of sensory input.
  • Motor function. …
  • Central nervous system (CNS) …
  • Peripheral nervous system (PNS) …
  • Sensory (afferent) division (to CNS) …
  • Motor (efferent) division (from CNS) …
  • Somatic nervous system.

What are the sympathetic and parasympathetic divisions?

Sympathetic and parasympathetic divisions have complementary roles: the sympathetic division functions in actions requiring quick responses (fight or flight) and the parasympathetic division regulates actions that do not require rapid responsiveness (rest and digest).

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What is CNS and PNS?

Our nervous system is divided in two components: the central nervous system (CNS), which includes the brain and spinal cord, and the peripheral nervous system (PNS), which encompasses nerves outside the brain and spinal cord.