{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

PSYC2004lec4spr08post

PSYC2004lec4spr08post - I The Nervous System-Neural...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
I. The Nervous System---Neural Communication, cont. A. From One Neuron to Another: Synaptic Transmission B. Some Key Neurotransmitters II. Organization of the Nervous System A. Peripheral 1. Somatic 2. Autonomic a. Sympathetic b. Parasympathetic B. Central 1. Spinal Cord 2. Brain a. Hindbrain & Midbrain b. Forebrain subcortical cortex
Background image of page 1

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

View Full Document Right Arrow Icon
Once at the terminals, transmission becomes chemical ---to fire the next neuron, neurotransmitters are released and travel across a small gap called a synapse. We’re about to view a terminal button of one neuron interacting w/ a dendrite of another…
Background image of page 2
Background image of page 3

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

View Full Document Right Arrow Icon
NEUROTRANSMITTERS Chemicals released by one neuron and binding to another. Can be either excitatory (ENCOURAGING firing) or inhibitory (DISCOURAGING firing) on a neuron. In a sense, the excitatory and inhibitory messages ‘duke it out’ in determining whether a particular neuron will fire… with enough excitatory messages, it will. EXAMPLES of neurotransmitters??
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}