PSY_3_1_12_2010_5 - fast. The potential of the membrane...

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Ions can enter sometimes because some channels are open. Sometimes a lot like in potassium or few in sodium. **Action of the pumps DEMAND energy. Majority of energy used in the nervous system is taken up by the pumps Realize that is the channels will be open for some reason, a lot of sodium will enter really
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Unformatted text preview: fast. The potential of the membrane will be not just a potential. Fine balance that keeps the potassium in pretty much as long as it is really -70mv. Potassiums motivation to leave will be greater if -70 becomes more positive. *Sodium and potassium are MOST important ions in neurotransmission!...
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This note was uploaded on 03/05/2010 for the course PSYCH PSYCH 3 taught by Professor Cohen during the Winter '10 term at California State University , Monterey Bay.

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