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Week 7-13
| Term | Definition |
|---|---|
| Stimulus-gated channels | ion channels that open in response to chemicals produced by a sensory stimulus or by a chemical stimulus received from another neuron. |
| synaptic cleft | the space between a synaptic knob and the plasma membrane of a postsynaptic neuron |
| vestibulocochlear nerve | vestibular nerve and the cochlear nerve |
| Babinski sign | extension of the great toe |
| postganglionic neuron | second neuron conducts impulses away from the ganglion and to the effecto |
| Proprioceptors | special type of visceroceptor |
| Photoreceptors | respond to light stimuli if the intensity is great enough to generate a receptor potential |
| Golgi tendon organs | simply tendon organs, like muscle spindles, are also proprioceptors |
| tastants | taste-producing chemicals |
| otoscope | used to examine the external ear canal and outer surface of the tympanic membrane |