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15 Cards in this Set
- Front
- Back
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Skin
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Outermost layer of the scalp
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Aponeurosis
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-3rd deepest layer of the scalp
-connects the occipitalis and frontalis muscles |
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Areolar Tissue
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-4th layer of scalp
-disorganized CT -allows aponeurosis to slide freely over cranium |
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Pericranium
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-layer of scalp closest to skull
-periosteum over the bone |
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Dura Mater
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-meningeal layer that cover sthe brain
-closest to the skull -made of 2 inseperable layers (outer: periosteum, inner: meningeal) |
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venous sinuses
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-contained in the dura mater
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Superior Sagittal Sinus
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-blood filled structure
-makes an impression on the inner skull table |
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Arachnoid Granulations
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-Act as valves inthe channels between cerebrospinal fluid and venous blood
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Lateral Venous Lacunae
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-arachnoid granulations lie within these large venous extensions of the superior sagittal sinus
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Middle Meningeal Arteries
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-arborize over either side of the dura
-supply the dura and skull cap |
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Cortex
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-extensive outer, convoluted layer of the brain
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Cerebral Hemisphere
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-2 make up the brain
-cortical surface has sulci (fissures), and gyri (elevations) |
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Lobes
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-divisions of the hemispheres
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Frontal Lobe
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-deep to the frontal bones
-anteriormost portion of the cortex -bounded posteriorly by the central sulcus -bounded inferiorly by the lateral sulcus |
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parietal lobes
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-bordered anteriorly by the central sulcus
-bordered inferiorly by the lateral sulcus |
