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25 Cards in this Set
- Front
- Back
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what structure initiates stretch reflexes |
muscle spindles |
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what is the term for a change in sensitivity of receptors under constant stimulation |
adaptation |
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what structures initiate reflexes that cause muscle relaxation before damage can occur |
golgi tendon organs |
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deafness can result from damage to what nerve |
vestibulocochlear |
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what is the main reason that neural regeneration is not possible in the CNS, but possible in the PNS |
oligodendrocytes in the CNS do not encourage axonal growth |
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which receptor type would be used when a person feels the smoothness of glass |
Meissner's corpuscle |
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which of the following describes spinal nerves
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they are mixed nerves |
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the motor division of the peripheral nervous system is composed of what fibers |
somatic and autonomic |
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which of the following describes the classification and stimulus type that would respond when a person touches a hot iron |
exteroceptor classification and thermoreceptor stimulus type |
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which nerve is responsible for sensing a toothache |
trigeminal |
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which of the following describes a relfex |
involuntary and rapid |
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which of the following types of reflexes is particularly important in maintaining balance |
cross extensor |
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what nerve innervates the medial side of the hand |
ulnar |
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what structure is served by the phrenic nerve |
diaphragm |
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what classification of sensory receptors picks up vibration stimulus and sends it to the CNS |
mechanoreceptors |
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what the synaptic vessels that innervate visceral organs in an indirect manner |
varicosities |
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the large sciatic nerve branches off into what two nerves |
tibial and common fibular |
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which of the following might result in difficulty walking |
damage to the lumbar plexus |
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what is conscious awareness and interpretation of sensations called |
perception |
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what cranial nerve does not serve the head and neck areas |
vagus |
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what type of receptor responds to skeletal muscle stretch |
proprioceptor |
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which type of spinal reflex is initiated by cutaneous sensation |
superficial |
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what are ganglia |
collections of cell bodies in the PNS |
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Which cranial nerve transmits sensory impulses from pressure receptors of the carotid artery |
glossopharyngeal |
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which nerve is responsible for movement of the tongue during speech and swallowing |
hypoglossal |
