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4 Cards in this Set
- Front
- Back
Intra- and extracellular concentrations of ions |
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Effect of fibre thickness on threshold |
Thicker fibres have lower thresholds |
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Extracellular recordings of action potentials |
- extra-cellular electrodes - stimulates whole nerve - biphasic electrical signal - records compound action potential |
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Difference between a, b and y motor neurons |
A innervate extrafusal fibres (skeletal muscle) Y innervates intrafusal fibres (muscle spindle) B innervates both |