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Unformatted text preview: Channels Areas on the neuron Type of potential Nongated Chemically-gated Voltage-gated 8. From the quiz, place an X by the characteristics of voltage-gated sodium channels. ______ Always open ______ Found along the axon ______ Important for action potential ______ Opened and closed by gates ______ Found on the dendrites and cell bodies ______ Important for resting membrane potential 9. Name two channels (gated or nongated) through which chloride ions could pass into the cell through. a. b. 10. a. The Japanese puffer fish contains a deadly toxin (tetrodotoxin). What type of channels does this toxin block? _______________________________ b. What potential would this toxin block? ___________________________ c. What specifically would cause death? ____________________________...
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This note was uploaded on 02/22/2009 for the course BIO 203 taught by Professor Johncabot during the Spring '08 term at SUNY Stony Brook.
- Spring '08