Lecture 3--Nervous System 3 slides

Lecture 3-Nervous - BIOLOGICAL PSYCHOLOGY PSC 001 Section 003 Fall 2010 Outline This time The Ner vous System Brain Structures The Cerebral Cortex

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
10/3/10 1 B IOLOGICAL P SYCHOLOGY PSC 001 Section 003 Fall 2010 Outline This time: The Nervous System Older Brain Structures The Cerebral Cortex Current Techniques for Studying the Brain Next time: Neurons and Neurotransmitters Nature and Nurture Psychology and the Brain Brain provides connection between behavior and the mind BRAIN BEHAVIOR MIND
Background image of page 1

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

View Full DocumentRight Arrow Icon
10/3/10 2 Today: The Era of the Brain An explosion of brain science But do we know as much as we think? The problem of causation What is outside matters too! The Nervous System Divisions of the Nervous System Central Nervous System Brain Spinal Cord Encased in bone Organization/decision making Peripheral Nervous System All other nerve cells in body Sensory nerves to brain Motor nerves from brain Input/Output
Background image of page 2
10/3/10 3 Divisions of the Nervous System Peripheral Nervous System Somatic Voluntary (conscious) Touch messages to brain Motor messages to skeletal muscles Autonomic Automatic (normally unconscious) Messages to/from internal organs and glands Divisions of the Nervous System
Background image of page 3

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

View Full DocumentRight Arrow Icon
10/3/10 4 Somatic nervous system Transmits sensory signals to the spinal cord + brain (CNS) via nerves Sensory (afferent) nerve fibers Transmits signals from CNS to muscles, joints and skin Motor (efferent) nerve fibers Controls voluntary movement Divisions of the Nervous System Autonomic nervous system Controls involuntary actions of internal organs, glands and smooth muscles Messages run between CNS and ANS Participates in the experiences of emotion Responsible for the involuntary functions we don’t normally think about e.g. heart rate, digestion and perspiration
Background image of page 4
10/3/10 5 Autonomic nervous system Sympathetic Nervous System Parasympathetic Nervous System Autonomic Nervous System Sympathetic “Fight or Flight” Par asympathetic “Rest and Dig est” Autonomic nervous system
Background image of page 5

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

View Full DocumentRight Arrow Icon
10/3/10 6 Divisions of the Nervous System Central Nervous System Spinal Cord Transmits signals from the brain to the rest of the body Reflexes Brain Weighs about 3 lbs Contains 100,000,000,000 neurons Command center “Home of the mind”
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/08/2010 for the course PSC PSC 001 taught by Professor Paoli during the Spring '09 term at UC Davis.

Page1 / 24

Lecture 3-Nervous - BIOLOGICAL PSYCHOLOGY PSC 001 Section 003 Fall 2010 Outline This time The Ner vous System Brain Structures The Cerebral Cortex

This preview shows document pages 1 - 7. Sign up to view the full document.

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