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(Continued from page 31)
Used to keep the head motionless so healing may occur
Head injury
A general term for several diseases that may result when the head receives a blow
Herniation
Occurs when a part of the body abnormally protrudes through its surrounding structure
Intracranial pressure
Pressure occurring within the skull
Intravenous
A method of giving medicine or nourishment through a tube inserted into one of the patient's veins
Lesion
A definable area that has been injured or diseased
Lumbar spine
The lower back area
MRI
Magnetic resonance imaging; a type of x-ray that uses magnetic fields and low-energy radio waves to make images
Nervous system
Includes the brain, spinal cord, and nerves; receives stimuli and sends responses throughout the body
Neurological exam
Periodic exam to check neurological function and reflexes
Neurosurgery
Medical specialty that focuses on surgical treatment of diseases of the nervous system, which includes the brain, spine, spinal cord, and peripheral nerves
Posterior
From the back direction
Postoperative
After the operation
SPECT
Single photon emission computed tomography; a type of imaging study
Spinal cord
(Continued on page 33)
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