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15 Cards in this Set
- Front
- Back
GROSS ANATOMY
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-SPINAL CORD AVERAGES ABOUT 18 INCHES LONG
-TYPACALLY ENDS AT THE L1-L2 JUNCTURE |
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SPINAL SEGMENTS ARE ASSOCIATED WITH THESE(2)
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-PAIR OF DORSAL ROOT GANGLIA
-PAIR OF VENTRAL ROOT GANGLIA |
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DORSAL ROOT GANGLIA
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RESPONSIBLE FOR SENSORY INFORMATION OR *AFFERENT*
-BACK OF SPINAL SEGMENT |
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VENTRAL ROOT GANGLIA
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RESPONSIBLE FOR MOTOR FUNCTION OR *EFFERENT*
-FRONT OF SPINAL SEGMENT |
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SPINAL MENINGES(3)
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-DURA MATER
-ARACHNOID MATER -PIA MATER |
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DURA MATER
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OR PACHYMNINX
IS THE TOUGH AND INFLEXIBLE OUTERMOST OF THE THREE LAYERS OF THE MENINGES SURROUNDING THE BRAIN AND SPINAL CORD, EXTENDING PAST THE SPINAL CORD TO ABOUT THE SECOND VERTABRA. |
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ARACHNOID MATER
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A DELICATE, SPIDERLIKE LAYER OF TISSUE THAT IS BETWEEN THE DURA AND PIA LAYERS AND CREATES A SUBARACHNOID SPACE.
-COMMON SITE FOR SPINAL PUNCTURES. |
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PIA MATER
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A THIN, MESH LIKE LAYER OF MATERR THAT COSELY ENVELOPES THE ENTIRE SURFACE OF THE BRAIN AND SPINAL CORD
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MATTER(2)
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WHITE MATTER
GREY MATTER |
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WHITE MATTER
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CONTAINS LARGE NUMBERS OF MYELINATED AND UNMYELINATED AXONS.
CONDUCTS |
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GREY MATTER
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IS DOMINATED BY CELL BODIES OF NEURONS, NUERGLIA AND UNMYELINATED AXONS
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PLEXUSES(3)
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CERVICAL
BRACHIAL LUMBAR AND SACRAL (NERVES COME TOGETHER) |
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REFLEXES
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ARE RAPID AUTOMATIC RESPONSES TO SPECIFIC STIMULI.
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REFLEX CLASSIFICATIONS(8)
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-INNATE
-ACQUIRED -SOMATIC -VISCERAL -MONOSYNAPTIC -POLYSYNAPTIC -SPINAL -CRANIAL |
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SPINAL REFLEX (2)
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MONOSYNAPTIC REFLEX
--DOES NOT GO TO BRAIN-- EX. ANKLE ROLL STRETCH REFLEX MUSCLE SPINDLE ACTIVATED CAUSING CONTRACTION OF MUSCLE. -POLYSYNAPTIC REFLEXES EX. RICIPROCAL INHIBITION WE PURPOSELY CONTRACT A MUSCLE AND THE BODY RELAXES ANOTHER SO WE CAN. |