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15 Cards in this Set

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GROSS ANATOMY
-SPINAL CORD AVERAGES ABOUT 18 INCHES LONG
-TYPACALLY ENDS AT THE L1-L2 JUNCTURE
SPINAL SEGMENTS ARE ASSOCIATED WITH THESE(2)
-PAIR OF DORSAL ROOT GANGLIA
-PAIR OF VENTRAL ROOT GANGLIA
DORSAL ROOT GANGLIA
RESPONSIBLE FOR SENSORY INFORMATION OR *AFFERENT*
-BACK OF SPINAL SEGMENT
VENTRAL ROOT GANGLIA
RESPONSIBLE FOR MOTOR FUNCTION OR *EFFERENT*
-FRONT OF SPINAL SEGMENT
SPINAL MENINGES(3)
-DURA MATER
-ARACHNOID MATER
-PIA MATER
DURA MATER
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.
ARACHNOID MATER
A DELICATE, SPIDERLIKE LAYER OF TISSUE THAT IS BETWEEN THE DURA AND PIA LAYERS AND CREATES A SUBARACHNOID SPACE.
-COMMON SITE FOR SPINAL PUNCTURES.
PIA MATER
A THIN, MESH LIKE LAYER OF MATERR THAT COSELY ENVELOPES THE ENTIRE SURFACE OF THE BRAIN AND SPINAL CORD
MATTER(2)
WHITE MATTER
GREY MATTER
WHITE MATTER
CONTAINS LARGE NUMBERS OF MYELINATED AND UNMYELINATED AXONS.
CONDUCTS
GREY MATTER
IS DOMINATED BY CELL BODIES OF NEURONS, NUERGLIA AND UNMYELINATED AXONS
PLEXUSES(3)
CERVICAL
BRACHIAL
LUMBAR AND SACRAL
(NERVES COME TOGETHER)
REFLEXES
ARE RAPID AUTOMATIC RESPONSES TO SPECIFIC STIMULI.
REFLEX CLASSIFICATIONS(8)
-INNATE
-ACQUIRED
-SOMATIC
-VISCERAL
-MONOSYNAPTIC
-POLYSYNAPTIC
-SPINAL
-CRANIAL
SPINAL REFLEX (2)
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.