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The nervous system
the nervous system
24
Cosmetology
Not Applicable
04/27/2010

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Term
nervous system
Definition
an exceptionally well organized system that is responsible for coordinating all the many activiies that are performed both inside and out of the body. -ashley-
Term
neurology
Definition
the scientific study of the structure, funtions, and pathology of the nervous system -christine-
Term
Central Nervous system
Definition
consist of the brain,spinal cord, and cranial nerves. Controls consciousness. -olivia-
Term
Peripheral Nervous system
Definition
system of nerves, connects the peripheral(outer) parts of the body to central nervous system, has both sensory and motor nerves. Carries impulses or msgs to and from CNS -lyndsay-
Term

autonomic nervous system

-jessica Miller-gray-

Definition
controls involuntary muscles; regulates the action of the smooth muscles, glands, blood vessels,and heart.
Term
Brain
Definition
the largest and most complex nerve tissue in the body. -amber-
Term

spinal cord

-allison sanders-

Definition
the portion of the central nervous system that originates in the brain,extends down to the lower extremity of the trunk, and is protected by the spinal column.
Term
neuron
Definition
or nerve cell, the primary structure unit of the nervous system
Term

nerves

-connie-

Definition
whitish cords made up of bundles of nerve fibers held together by connective tissue thru which impulses are transmitted
Term
sensory(afferent) nerves
Definition
carry impulses or text msgs from the sense organs to thr brain, where sensations of touch,cold,heat,sight,hearing,taste,smell,pain,and pressure are experienced -phoi-
Term

motor nerves

-phoi-

Definition
carry impulses from the brain to the muscles
Term

reflex

-phoi-

Definition
an automatic nerve reaction to a stimulus that involves the movement of an impulse from a sensory receptor along the sensory nerve to the spinal cord, and a response impulse is sent along a motoe neuron to a muscle, causing a reaction (quick removal of the hand froma hot object)
Term
auriculotemporal nerve
Definition
affects the external ear and skin above the temple, up to the top of the skull(branch of the 5th cranial nerve affected by massage) -kristy-
Term
infraorbital nerve
Definition
affects the skin of the upper eyelid, side of nose,upperlip,and mouth(branch of the 5th cranial nerve affected by massage) -kaitlynn-
Term

infratrachlear nerve

-Brittany Ellsworth-

Definition
affects the membrane and skin of the nose( branch of the 5th cranial nerve affected by massage)
Term

Mental nerve

-Brittany C-

Definition
affects the skin of the lower lip and chin (branches of the 5th cranial nerve and are affected by massage)
Term
Nasal nerve
Definition
affects the point and lower side of the nose(branch of the 5th cranial nerve affected by massage)
Term
Supraorbital nerve
Definition
affects the skin between the eyes and upper side of the nose(a branch of the 5th cranial nerve affected by massage)
Term
Zygomatic nerve
Definition
affects the muscles of the upper part of the cheek(branch of the 5th cranial nerve affected by massage)
Term
Digital nerve(sensory-motor)
Definition
with its branches controls the fingers
Term
radial nerve(sensory-motor)
Definition
with its branches, supplies the thumb side of the arm and back of the hand
Term
Median Nerve(sensory-motor)
Definition
smaller nerve than the ulnar and radial nerves that, with its branches, supplies the arm and hand
Term
Ulnar nerve(sensory-motor)
Definition
with its branches,affects the little finger side of the arm and palm of the hand
Term
sural nerve
Definition
supplies impulses to the skin on the outer side and back of the foot and leg
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