CHAPTER 3 - membrane a whole mess of gates, doors openings...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Corpus Collasum -- a highway, massive million fiber bundle that connects both hemisphere NEURON Cell Body: contains nucleus, organelles and is involved in metabolic functions Dendrite: portion of the neuron that receives and conducts the signal to the cell body and axon Axon: portion of the neuron that conducts electrical signals along its length Synapse : space between an axon and dendrite where the axon communicates with dendrite Axon membrane: chain that surrounds everything all stuff outside outside, inside the
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: membrane a whole mess of gates, doors openings that are usually close Sodium outside, potassium inside (negative) If enough positive signals come in then the axon helix the sodium channels are electrically activated and when enough positive charges it pops open, when it pops open, sodium rushes in, brings all positive charges in with it Go from electrical to chemical change...
View Full Document

This note was uploaded on 03/09/2012 for the course PSYCHOLOGY V89.0029 taught by Professor Hilford during the Spring '12 term at NYU.

Ask a homework question - tutors are online