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21 Cards in this Set
- Front
- Back
- which is not one of the special senses? |
Vibration |
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- Central adaptation refers to? |
Inhibition of nuclei located along a sensory pathway. |
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- Endorphins can reduce perception of sensations initiated by? |
Nociceptors |
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- Receptors that monitor the position of joints belong to the category called? |
Proprioceptors |
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-Which ascending tract carries the sensations for fine touch and vibration? |
Posterior(dorsal) column |
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-the afferent neuron that carries the sensation to the CNS is a ____ neuron. |
First-order neuron |
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-The area of the motor cortex that is devoted to a particular region of the body is proportional to the? |
Number of motor units in that region |
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-Post ganglionic axons usually are? |
Unmyelinated |
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-The _____ division of the autonomic nervous system is said to function during " rest and digest"? |
Parasympathetic |
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-Clusters of ganglionic sympathetic neurons lying alone either side of the spinal cord are called sympathetic____ ganglia? |
Chain ganglia |
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-Almost 75% of all parasympathetic outflow travels along the _____? |
Vagus Nerves |
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-Parasympathetic stimulation? |
Increases gastric motility |
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-Olfactory glands? |
Coat the olfactory epithelium with pigmented mucus. |
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-Gustatrov receptors are located? |
On the surface of the tongue. |
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-What structure changes the shape of the lens for far and near vision? |
Ciliary body |
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-An area of the retina that contains only cones and is the site of sharpest vision is the _____? |
Fovea |
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-The external ear ends at the? |
Tympanic membrane |
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-The senses of equilibrium and hearing are provided by receptors of the ? |
Inner ear |
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-Gravity and linear acceleration are sensed in the _____? |
saccule and utricle |
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-Sound waves are converted into mechanical movements by the ? |
Tympanic membrane |
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-The frequency of a perceived sound depends on ? |
Which part of the cochlear ducts stimulated. |