What are the two main parts of the nervous system how are they different?

How are the two parts of the nervous system different quizlet?

The CNS consists of only two parts – name them. The CNS is divided into the brain and spinal cord. The PNS can be divided into two parts – name them. The PNS is divided into the Autonomic and the Somatic Nervous Systems.

What are the two major types of cells in the nervous system?

Cells of the Nervous System. There are two broad classes of cells in the nervous system: neurons, which process information, and glia, which provide the neurons with mechanical and metabolic support. Three general categories of neurons are commonly recognized (Peters, Palay, & Webster, 1976).

Which of the following are the two major parts of the nervous system teas quizlet?

Terms in this set (4)

  • Central Nervous System (CNS) consists of the brain and spinal cord. …
  • Peripheral Nervous System (PNS) the sensory and motor neurons that connect the central nervous system (CNS) to the rest of the body. …
  • somatic division. …
  • autonomic division.

What connects the brain to the PNS?

Sensory (afferent) – carry information INTO the central nervous system from sense organs or motor (efferent) – carry information away from the central nervous system (for muscle control). Cranial – connects the brain with the periphery or spinal – connects the spinal cord with the periphery.

THIS IS INTERESTING:  What mental disorders do psychiatrists treat?

What is the main function 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 are the 3 differences between the peripheral and central nervous system?

The CNS consists of the brain and spinal cord, while the PNS includes all other nervous system tissue. All sensory receptors, sensory neurons and motor neurons are part of the PNS. The bones of the skull and spinal vertebrae encase all CNS neurons. … Groups of neurons form in both the CNS and the PNS.