BIOL-2220 Chapter Notes - Chapter 11: Enkephalin, Schwann Cell, Autonomic Nervous System

34 views3 pages

Document Summary

Nervous system: fast-acting control system that triggers muscle contraction or gland secretion. Integration: the process by which the nervous system processes and interprets sensory input and makes decisions about what should be done at each moment. Central nervous system (cns): brain and spinal cord. Peripheral nervous system (pns): portion of the nervous system consisting of nerves, ganglia, sensory receptors, and motor endings that lie outside of the brain and spinal cord. Somatic nervous system: division of the peripheral nervous system that provides the motor innervation of skeletal muscles; also called the voluntary nervous system. Autonomic nervous system (ans): efferent division of the peripheral nervous system that innervates cardiac and smooth muscles and glands; also called the involuntary or visceral motor system. Sympathetic division: the division of the autonomic nervous system that prepares the body for activity or to cope with some stressor (danger, excitement, etc.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents

Related Questions