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