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21 Cards in this Set
- Front
- Back
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Describe somatic nervous system?
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consists of sensory (or afferent) nerves and motor (or efferent) nerves
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Describe autonomic nervous system?
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Controls automatic activities or involuntary actions. Cardiac, smooth muscle, and glands.
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How many pairs of Cranial nerves are there?
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12 pairs.
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What does cranial nerve I do?
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Describes info about odors?
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Describe cranial nerve II?
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optic nerve
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Describe Cranial nerve III?
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ocular motor nerve
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describe Cranial nerve VI?
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controls the lateral rectus muscle.
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Describe cranial nerve V?
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Trigeminal nerve(, ophthalmic nerve, mandibular nerve, and maxillary nerve.)
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Carries motor signals for facial and neck muscles?
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Cranial nerve VII
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Describe Cranial nerve VIII?
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Conveys auditory and vestibular information from the inner ear to the brain
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Descrobe cranial nerve IX?
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Glossoylpharengeal nerve.
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Describe cranial nerve X?
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Vagus nerve,
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Describe Cranial nerve XI?
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Accessory nerve, neck muscles.
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Describe Cranial nerve XII?
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hypoglyosal nerve.
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Describe 4 types of reflexes?
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Cranial reflexes are integrated in the brainstem
Spinal reflexes are integrated in the spinal cord Somatic reflexes have responses involving skeletal muscles, Autonomic reflexes involve internal processes, and are usually not consciously perceived |
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Streach reflexes do what?
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cause contraction of a skeletal muscle in response to stretching of the muscle
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What are the two subsections of the autonomic nervous systems?
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sympathetic and parasympathetic
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Describe preganglionic cells?
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have cell bodies in the CNS and are myelinated
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Describe postganglionic cells?
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have cell bodies in an autonomic ganglion and are unmyelinated
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Describe SLUDD?
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SLUDD = salivation, lacrimation, urination, digestion, defecation.
PNS activities. |
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What are the 5 components of the autonomic nervous system?
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1) Sensory receptor 2) Sensory pathway
3) Integrating center 4) Motor pathway 5) Effectors |
