Term
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Definition
-networks of neurons that work together and span wide areas of the brain
-limbic system
-recticular formation |
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Term
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Definition
-emotion (amygdala and cingulate gyrus)
-connection with olfactory senses (emotional response to odors) |
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Term
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Definition
-recognizes angry facial expressions, danger, and elicits fear response
-role in anxiety |
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Term
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Definition
| plays a role in expressing emotions via gestures and resolves mental conflicts |
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Term
| *hippocampus and amygdala |
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Definition
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Term
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Definition
-3 broad columns along the length of the brain stem
-raphe nuclei
-medial nuceli
-lateral nuclei
-have many axonal connections with hypothalmus, thalamus, cerebral cortex, cerebellum, and spinal cord |
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Term
| reticular activating system |
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Definition
-sends impulses to cerebral cortex to keep it conscious alert and aware
-filters out repetitive and weak stimuli
-severe injury results in coma
-depressed by alchohol, sleep-inducing drugs, and tranquilizers (opiods, GABA)
-some minor motor functions |
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