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Nervous system voc
nervous system medical terminology
| Question | Answer |
|---|---|
| acoustic neuroma | benign tumor of the 8th cranial nerve |
| AV malformation (ArterioVenous) | an abnormal communication between arteries & veins; called a fistula |
| berry aneurysm | small saclike bulge of a cerbral artery, usually found in the circle of willis |
| central nervous system (CNS) | part of the nervous system containing the brain & spinal cord; contains the cranial & spinal nerves & branches |
| cerebellum | gray matter lying in the posterior cranial fossa that is divided into fissures. responsible for coordination & movement |
| cerebrospinal fluid | a nourishing fluid that circulates around the brain & spinal cord, acts like a watery cushion to prevent injury |
| cerebrum | main portion of the brain, divided into 2 hemispheres, controls motor activites & sensory impulses. forebrain is responsible for memory, intelligence & reason. largest part of the brain |
| dura mater | the very fibrous outer layer of the meninges |
| fissure | a narrow cleft in the brain tissue between the folds of gyri |
| foramen magnum | large opening in the occipital bone between the cranial cavity & spinal canal |
| frontal lobe | the lobe of the brain containing the forehead, the anterior portion of the cerebrum |
| galea | tough fibrous tissue sheet resembling a helmet that protects the brain |
| gray matter | areas of the nervous system where fibers are unmyelinated. contains the bodies of nerve cells |
| interventricular foraman | passage from the 3rd to the lateral ventricle of the brain |
| ligamentum flavum | ligament that connects 1 spinous process of a vertebra to another |
| meninges | 3 layers of membrane that covers the brain & spinal cord |
| occipital lobe | most posterior portion of the cerebrum |
| mid brain | portion of the brain located between the forebrain & hindbrain |
| parietal lobe | upper central portion of gray matter of the cerebrum lying between the frontal,occipital & temporal lobes. controls coordination & sensory integration |
| pia mater | vascular meningeal membrane lying closest to the brain |
| subarachnoid space | space between the pia mater & the arachnoid |
| temporal lobe | lobe of cerebrum found at the lower lateral portion of each hemishpere |
| trephination | process of cutting out a piece of bone w/a trephine |
| white matter | nervous tissue covered by a myelin sheath, is the conductive tissue of the brain & spinal cord |
Created by:
clmcnees
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