Lecture2(1.6.11)

Lecture2(1.6.11) - Equilibrium Potential Electrical...

Info iconThis preview shows pages 1–19. Sign up to view the full content.

View Full Document Right Arrow Icon
Equilibrium Potential
Background image of page 1

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

View Full DocumentRight Arrow Icon
Electrical properties of a neuron
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 DocumentRight Arrow Icon
Fluid-Mosaic Membrane Model of Proteins in Lipid Bilayer
Background image of page 4
Ions movement through the membrane creates current. 1)Inward current (positive ions move inside from extracellular space) 2)Outward current (positive ions move outside from intracellular space)
Background image of page 5

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

View Full DocumentRight Arrow Icon
Background image of page 6
From Purves et al., Neuroscience, p.65
Background image of page 7

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

View Full DocumentRight Arrow Icon
Background image of page 8
From Purves et al., Neuroscience
Background image of page 9

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

View Full DocumentRight Arrow Icon
Example of neurotransmitter receptor
Background image of page 10
Frog Muscle: Membrane current “Noise” produced by neurotransmitter Acetylcholine (ACh) at the neuromuscular junction
Background image of page 11

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

View Full DocumentRight Arrow Icon
From Purves et al., Neuroscience, p.62 The probability of a K+ channel opening depends on the membrane voltage, increasing as the membrane is depolarized.
Background image of page 12
From Purves et al., Neuroscience
Background image of page 13

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

View Full DocumentRight Arrow Icon
Background image of page 14
Background image of page 15

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

View Full DocumentRight Arrow Icon
Locust muscle: Glutamate-activated channels; cell-attached patch; Embryonic rat muscle: Acetylcholine-activated channels; outside-out patch Chick spinal cord neurons: Glycine-activated channels; outside-out patch Single-channel Currents Induced by Neurotransmitters
Background image of page 16
(From Neher’s Nobel Lecture, 1991) End plate currents Current Magnitudes in Various Situations
Background image of page 17

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

View Full DocumentRight Arrow Icon
[KCl] (pipette) = 150 mM [KCl] = 150 mM
Background image of page 18
Image of page 19
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/31/2011 for the course CBNS 120 taught by Professor Adams during the Winter '10 term at UC Riverside.

Page1 / 25

Lecture2(1.6.11) - Equilibrium Potential Electrical...

This preview shows document pages 1 - 19. Sign up to view the full document.

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