Lecture 3

Lecture 3 - 6/23/2009 Lecture 3: Nervous System The Nervous...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
6/23/2009 1 Lecture 3: Nervous System Learning the cast of characters Parts of the brain How do we know this? Brain activity recording and imaging Case studies following damage The Nervous System One night only! Divisions of the Nervous System Central Nervous System Encased in bone Peripheral Nervous System All other nerve cells in body Sensory nerves Motor nerves Peripheral Nervous System Somatic Voluntary (conscious) Touch messages to brain Motor messages to skeletal muscles Autonomic Automatic (normally unconscious) Messages to/from internal organs, glands, and smooth muscles
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6/23/2009 2 Sympathetic Nervous System “Fight or Flight” (mobilize body in the face of stress) Autonomic Nervous System Parasympathetic Nervous System “Rest and Digest” (energy conserving functions) Autonomic Nervous System Sympathetic Parasympathetic “Fight or Flight” (mobilize body in the face of stress) “Rest and Digest” (energy conserving functions) Divisions of the Nervous System
Background image of page 2
3 Central Nervous System Spinal Cord Transmits signals from the brain to the rest of the body Reflexes Brain Command center “Home of the mind” The Brain Side View Front Back
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 10

Lecture 3 - 6/23/2009 Lecture 3: Nervous System The Nervous...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online