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33 Cards in this Set
- Front
- Back
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afferent
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Carrying inward to a central organ or section, as nerves that conduct impulses from the periphery of the body to the brain or spinal cord.
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efferent
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1. Directed away from a central organ or section.
2. Carrying impulses from the central nervous system to an effector. |
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ipsilateral
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Located on or affecting the same side of the body.
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plexus
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A structure in the form of a network, especially of nerves, blood vessels, or lymphatics:
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olfactory
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carries impulses for the sense of smell
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optic
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carries impulse for the sense of vision
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oculomotor
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controls movement of eye muscles
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trochlear
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controls muscles of the eyeball
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autonomic nervous system (ANS)
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the division of the nervous system that regulates involuntary activities
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brainstem
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the part of the brain that consists of the midbrain, pons, and medulla oblongata
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cerebellum
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posterior potion of the brain dorsal to the pons and medulla: coordinates movement: maintains balance and posture
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cerebrum
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large upper portion of the brain: it is divided into two hemispheres by the longitudinal fissure
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cerebrospinal fluid (CSF)
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the watery fluid that circulates in and around the brain and spinal cord as a protection
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hypothalmus
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the part of the brain that controls the pituitary gland and maintains homeostasis
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medulla oblongata
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the potion of the brain that connects with the spinal cord. It control centers for: respiration, heart rate, and blood pressure
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midbrain
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the part of the brainstem between the diencephalon and the pons. contains center for coordination of reflexes for vision and hearing
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parasympathetic nervous system
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part of the automatic nervous system that reverses the response to stress and restores homeostasis. slows the heart rate and respiratory rate. and stimulates activity of the digestive, urinary, and reproductive systems
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sympathetic nervous system
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part of the autonomous nervous system that mobilizes a response to stress; increases heart rate and respiration rate and delivers more blood to skeletal muscles.
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encephal/o
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brain
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somn/o, somn/i
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sleep
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-phasia
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speech
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-lepsy
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seizure
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-phobia
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persistent, irrational fear
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aneurysm
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a localized abnormal dilation of a blood vessel that results from weakness of the vessel wall: it may burst
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embolism
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obstruction of a blood vessel by a clot or other material carried in the circulation
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multiple sclerosis
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a chronic, progressive disease involving the loss of myelin in the CNS
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thrombosis
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development of a blood clot within a vessel
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AD
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Alzheimer disease
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CSF
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cerebrospinal fluid
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ICP
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intracranial pressure
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LOC
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level of consciousness
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MS
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multiple sclerosis
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TIA
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transient ischemic attack
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