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Nerves and Stimuli. Nerve Cells. Action Potential. Synaptic Junctions. Chemoreceptors. Hamster - taste bud. Moth antenna. Mechano- and chemoreceptors. Thermoreceptors. Photoreceptors. Photosensitive cells - Planaria. Compound eye - Arthropods. Nerve cells, stimuli and behaviour.
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Chemoreceptors Hamster - taste bud Moth antenna
Photoreceptors Photosensitive cells - Planaria Compound eye - Arthropods
Nerve cells, stimuli and behaviour Tail flip response in crayfish
Tail flip response in crayfish Lateral Giant interneuron (LGI)
a. Correlation between nerve firing and response Tail flip Recording electrode LGI Stimulating electrode Tactile stimulation b. LGL is sufficent for response Tail flip Recording electrode LGI Stimulating electrode Tactile stimulation c. Hyperpolarizing nerve Recording electrode No tail flip LGI Stimulating electrode Tactile stimulation
Peripheral Processing of Stimuli Worm-catching Toads
Central Processing Optic Tectum of a Toad