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petit mal seizure; minor form of seizure, consisting of momentary clouding of consciousness and loss of contact with the environment
anteroposterior; X-rays travel from an anteriorly placed source to a posteriorly placed detector
a lower gastrointestinal series that opacifies the lumen (passageway) of the large intestines using an enema containing barium sulfate
x-ray record of blood vessels in the brain after intravenous injection of contrast material
partial paralysis and muscular coordination caused by loss of oxygen or blood flow to the cerebrum during pregnancy or in the perinatal period
largest part of the brain; responsible for voluntary muscular activity, vision, speech, taste, hearing, thought, and memory among other funtions
diagnostic x-ray procedure whereby a cross-section image of a specific body segment is produced.
materials (contrast media) are injected to obtain contrast with surrounding tissue when shown on the x-ray
microscopic branching portion of a nerve cell; first part of nerve cell to receive the nervous impulse
neurotransmitter in the central nervous system; deficient in patients with Parkinson Disease
high energy sound waves are transmitted into the chest and images are recorded of the valves, chambers, surfaces and movement of the heart
a blood clot that is carried in the bloodstream from one area of the body to another where it blocks a blood vessel
emission of glowing light that results from exposure to and absorption of radiation from x-ray
nervous system cell that is supportive and connective in function: astrocyte, cicroglial cell, and ependymal cell
x-ray recording of the uterus and fallopian tubes after injection of contrast material
IVP; a radiological procedure used to visualize abnormalities of the urinary system, including the kidneys, ureters, and bladder.
magnetic resonance imaging
magnetic waves and radio waves produce images of organs and tissues in all three planes of the body
lower part of the brain closest to the spinal cord; controls breathing, heartbeat and size of blood vessels
destruction of the myelin sheath on neurons in the CNS and its replacement by plaques of sclerotic tissue
autoimmune neuromuscular disorder characterized by weakness (asthenia)of voluntary muscles (attached to bones)
x-ray image of the spinal cord after injection of contrast into the membranes surrounding the spinal cord
medical specialty that studies the uses of radioactive substances in the diagnosis of disease
glial cell that forms the myelin sheath covering the axon of the neuron, they have few dendrites (oligodendrocytes)
abnormal nervous sensation occurring without apparent cause; examples are tingling, numbness, or prickling sensations
degeneration of nerve cells that produce the neurotransmitter, dopamine in the brain; leads to tremors, weakness of muscles and slowness of movement
network of nerves outside the central nervous system; brachial, cervical, lumbosacral plexuses are examples
part of the brainstem anterior to the cerebellum, between the medulla and the rest of the brain. The pons connects the upper and lower portions of the brain
positron emission tomography
computerized radiologic procedure using radioactive glucose or oxygen to image the metabolic activity of cells, such as brain cells
radioactive drug that is administered safely for diagnostic and therapeutic purposes
A diagnostic test in which a two-dimensional picture of a body radiation source is obtained through the use of radioisotopes.
congenital defect in the lumbar spinal column caused by imperfect union of vertebral parts; spinal cord and meninges may herniate through vertibral gap
is the interval between the arachnoid membrane and pia mater. Contains cerebral spinal fluid
radionuclides are attached to chemicals, used as tags or markers, and followed as they travel through the body
the use of high frequency sound waves beyond the range of normal hearing to produce a record or picture of an organ or tissue
upper GI series
(UGI); involves oral ingestion of barium sulfate so that the esophagus, stomach and duodenum can be visualized
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