chapter 10 nervous system

49 terms by kristinagreer

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Parkinson

chronic degenerative disease of the central nervous system. syptoms include resting tremors, rigidity, expressionless face, shuffling gait

herpes zoster

a herpes virus that causes shingles

narcolepsy

a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep

shingles

eruptions along a nerve path often accompanied by severe neuralgia

hyperesthesia

abnormal increase in sensitivity and feeling

ataxia

inability to coordinate voluntary muscle movements

syncope

fainting or sudden loss of consciousness caused by lack of blood supply to the cerebrum

palsy

a condition marked by uncontrollable tremor

meningioma

a tumor arising in the meninges which surround the brain and spinal cord

epidural

regional anesthesia resulting from injection of an anesthetic into the epidural space of the spinal cord

glioblastoma

a fast-growing malignant brain tumor composed of spongioblasts, extremely fast growing

subdural hematoma

pertaining to below the dura mater, tumor of blood

teratoma

a benign mass containing hair, teeth, etc., monster tumor

ventricles

series of interconnected cavities within the cerebral hemispheres and brainstem filled with cerebrospinal fluid

glial cells

cells in the nervous system that support, nourish, and protect neurons

anesthesia

loss of bodily sensation with or without loss of consciousness

parathesia

abnormal sensation (burning, tingling)

neuroasthenia

nerve weakness

hyperkinesis

increased muscular movement, excessive movement

dysphasia

speech difficulty resulting from brain injury

aphasia

inability to use or understand language (spoken or written) because of a brain lesion

dendrites

branching extensions of neuron that receives messages from neighboring neurons

cauda equina

collection of spinal nerves below the end of the spinal cord, " horses tail"

oligodendroglia

tissue consisting of glial cells with sheet-like processes that form the myelin sheath of nerve fibers

medulla oblongata

Part of the brainstem that controls vital life-sustaining functions such as heartbeat, breathing, blood pressure, and digestion.

cerebellum

a major division of the vertebrate brain

thalamus

the brain's sensory switchboard, located on top of the brainstem; it directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla

poliomyelitis

an acute viral disease marked by inflammation of nerve cells of the brain stem and spinal cord

meningimyelocele

Protrusion of the spinal membranes and spinal cord through a defect in the vertebral column.

Read more: http://www.answers.com/topic/meningomyelocele#ixzz27P6nK8gT

mulitple myeloma

malignant tumor of bone marrow cells

pons

a band of nerve fibers linking the medulla oblongata and the cerebellum with the midbrain

hemiparesis

partial paralysis of the right or left half of the body

hemiplegia

paralysis of one side of the body

paraplegia

paralysis of the lower half of the body (most often as a result of trauma)

quadroplegia

paralysis of all four appendages

leptomeningitis

inflammation of the pia mater or arachnoid membrane of the meninges surrounding the brain or spinal cord

cerebromalacia

softening of the brain

synapse

the junction between two neurons (axon-to-dendrite) or between a neuron and a muscle

stimulus

Anything that causes a reaction or change in an organism or any part of an organism

neuroanastamosis

Surgical formation of a junction between nerves

myoneural

Of or relating to both muscles and nerves, especially to nerve endings in muscle tissue

polyneuritis

inflammation of many or all of the peripheral nerves (as in leprosy)

encephalitis

inflammation of the brain usually caused by a virus

radiculitis

inflammation of the nerve roots

meningitis

inflammation of the meninges

blepharitis

inflammation of the eyelid

epilepsy

a disorder of the central nervous system characterized by loss of consciousness and convulsions

bradykinesis

slow movement

hematoma

a localized swelling filled with blood

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