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a&p
| Term | Definition |
|---|---|
| dura mater | outermost meningeal layer, fused to periosteum |
| pia mater | innermost meningeal layer, attaches to surface of the brain |
| symptoms of stroke | stops bloodflow to brain, affected neurons die within minutes |
| what does the medulla oblongata control | breathing, blood pressure, heart rate |
| what does the corpora quadrigemina control | process/react to visual/auditory stimuli |
| abor vitae | "tree of life", white matter of the cerebellum |
| what does the hypothalamus control | manage body temp, hunger, mood, thirst |
| sympathetic | fight or flight |
| parasympathetic | rest and digest |
| adult brain divisions | cerebrum, cerebellum, diencephalon, brainstem |
| brains complexity | top to bottom |
| brain that links nervous and endocrine system | hypothalamus |
| what is the cerebral cortex made of | grey matter |
| what part of the brain coordinates movement and movement patterns | cerebellum |
| what 3 parts make up the brainstem | midbrain, pons, medulla oblongata |
| sulci | shallow grooves between gyri |
| gyri | rounded elevations that increase surface area for cortical neurons |
| fissure | deep groove, splits brain into 2 hemispheres |
| arachnoid mater | middle meningeal layer that resembles a spider web ▪ Attaches to the dura mater |
| CFS | supports/cushions brain & spinal cord, transport nutrients, chemical messengers, wastes |
| where does a subdermal hemorrhage occur | between dura mater and arachnoid mater |
| the ANS controls | visceral effectors, smooth muscle, glands, cardiac muscle,adipocytes |
| beta blockers use | block effects of adrenaline to lower heart rate and blood pressure |