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Chapter 4

Nervous System and Psychiatry

QuestionAnswer
encephal/o entire brain
gnos/o knowing
meningi/o meninges (membrane)
phas/o speech
psych/o mind
somn/o split
tax/o order or coordination
top/o place
-asthenia weakness
-plegia paralysis
frontal lobe anterior section of each cerebral hemisphere; responsible for voluntary muscle movement and personality
cerebral cortex outer layer of the cerebrum consisting of gray matter; responsible for higher mental functions (cortex=bark)
sulci shallow grooves the separate gyri
meningies three membranes that cover the brain and spinal cord, consisting of the dura mater, pia mater, and arachnoid mater
autonomic nervous system (ANS) nerves that carry involuntary impulses to smooth muscles, cardiac muscle, adipose tissue, and various glands
dysphasia impairment in speech production and inability to arrange words in an understandable way
motor deficit loss or impairment loss of muscle function
flaccid paralysis defective (flabby) or absent muscle control caused by a nerve lesion
convulsion to pull together; type of seizure that causes a series of sudden, involuntary contractions of muscles
paresthesia abnormal sensation of numbness and tingling without objective cause
cerebrovascular disease disorders resulting from a change within one or more blood vessels of the brain
cerebral thrombosis presence of a stationary clot in a blood vessel of the brain
encephalitis inflammation of the brain
partial seizure seizure involving only limited areas of the brain with localized symptoms
meningioma benign tumor of the coverings of the brain (the meninges)
myelitis inflammation of the spinal cord
hemiplegia paralysis on one side of the body
polyneuritis inflammation involving two or more nerves, often caused by a nutritional deficiency, such as lack of thiamine
extracranial MRA magnetic resonance image of the neck to visualize the carotid artery circulation
radiography x-ray image
Created by: ilsehartig
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