Examlex
New capabilities created as a result of the creation of spiral/helical computed tomography include:
I. real-time computed tomography fluoroscopy
II. computed tomography angiography
III. computed tomography endoscopy
Gray Matter
Regions of the brain and spinal cord composed mainly of nerve cell bodies and responsible for processing information.
Myelinated Nerve Fibers
Nerve fibers surrounded by a protective fatty layer called myelin, which increases the speed of signal transmission.
All-or-none Principle
A principle stating that a neuron either fires at full amplitude or not at all, depending on whether the stimulus reaches the threshold level.
CNS
The central nervous system, consisting of the brain and spinal cord, responsible for processing and sending messages to and from the body.
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