Lec28+2010 - Lecture 28: Transmitting an action Potential &...

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

View Full Document Right Arrow Icon
Reading: Chapter 48, pages 1052-1061 Self Quiz Ch 48: 2, 3, 5, 6 Lecture 28: Transmitting an action Fall 2010, Bio 93, O’Dowd and Warrior, UCI - Copyright: All rights reserved Wednesday 12/01/10 IMPORTANT Lecture 28 Quiz is open Thurs 11 am to Friday 11 am 22 minutes (24 questions), 1 point for completing
Background image of page 1

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

View Full DocumentRight Arrow Icon
The generation of an action potential Fall 2010, Bio 93, O’Dowd and Warrior, UCI - Copyright: All rights reserved Fig. 48.10
Background image of page 2
The refractory period. Fall 2010, Bio 93, O’Dowd and Warrior, UCI - Copyright: All rights reserved During the undershoot both the Na + channel’s activation and inactivation gates are closed. At this time the neuron cannot depolarize in response to another stimulus: refractory period .
Background image of page 3

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

View Full DocumentRight Arrow Icon
Depolarization at location #1 2. Depolarizes the neighboring region above threshold. 3. This propagates the action potential along the length of the axon Impulse conduction is unidirectional. Conduction of an action potential
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.

This note was uploaded on 01/25/2011 for the course CHEM 1LB taught by Professor Edwards during the Fall '08 term at UC Irvine.

Page1 / 11

Lec28+2010 - Lecture 28: Transmitting an action Potential &...

This preview shows document pages 1 - 5. Sign up to view the full document.

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