Membrane potential

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Membrane potential

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Unit 2 lecture 1 of NEU 101, goes through how membrane potential impacts action potentials

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Membrane Potential In class
Know the number for the potassium pump

Cell membrane
Phospholipid bilayer

Phospholipid head (hydrophilic, phosphate head)

Hydrophobic tails

Barrier to ions, selective membrane

Atom & molecule
Atom: neutral particles

molecules: 2 or more atoms joined together acting as a unit

water
causes salt to dissociate into ions (sodium chloride)

Ions (atoms or molecules)
positively charged: Cations

negatively charged: Anions

Important ions
SOdium (NA+)

Potassium (K+)

Chloride (CL-)

Calcium (CA2+)

nature seeking balance
2 driving forces at work

Membrane Potential In class 1

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Uploaded on: January 11, 2025
Number of pages: 4
Written in: 2024/2025
Type: Class notes
Professor(s): Shannon eaton
Contains: All classes

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