Term
| Peripheral Nervous System - 3 components |
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Definition
| Spinal Nerves, Cranial Nerves, Ganglia |
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Term
| 5th brain lobe? what does the sylvian fissure separate? |
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Definition
| 5th lobe = insula. Sylvian (lateral fissure) separate frontal & parietal lobe from the temporal lobe |
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Term
| two parts of cerebral cortex & function? |
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Definition
| 1. Primary cortex (primary motor, sensory, auditory visual) 2. Associative cortex (process & integrate info from one/more cortical regions) |
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Term
| brodmann's # for 4 primary cortex parts |
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Definition
| sensory: 3,2,1. Motor: 4. Visual: 17. Auditory: 41 |
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Term
| Limbic system: function & parts? |
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Definition
| homeostasis, olfaction, memory, emotion. Made of cortex fr frontal & temporal lobes, amygdyla, hippocampus |
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Term
| Diencephelon: parts & function? |
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Definition
| thalamus, hypo/epi/sub-thalamus. relay station for all sensory & motor inputs. |
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Term
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Definition
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Term
| cerebellum. function? where attached? what's the midline region called? |
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Definition
| aspects of motor control. attached at pons via cerebellar peduncles. midline = vermis. |
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Term
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Definition
1. myelination (oligodendrocytes in CNS, Schwann in PNS)
2. nts removal fr synaptic cleft
3. microglia - phagocytic activity
4. scaffolds during neuronal development
5. CSF production
6. more prone to tumors than neurons |
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Term
| groups of cell bodies are called what in the CNS? what in the PNS? |
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Definition
CNS - nuclei
PNS - ganglia |
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Term
| peripheral nerve composition (layers with what surrounds them?) |
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Definition
axon covered by endoneurium
many axons = fascicle
fascicle covered by perineurium
many fascicles = nerve
nerve covered by epineurium |
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Term
| 3 vesicle stage of developing nervous system |
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Definition
Rhombencephelon (hind brain) gives myelencephelon & metencephelon
Mesencephelon gives Midbrain
Prosencephelon (forebrain) gives Telencephelon & Diencephelon |
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Term
What does the Telencephelon develop into?
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Definition
cerebral cortex
cerebral white matter
basal ganglia
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Term
| what does diencephelon develop into? |
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Definition
thalamus
hypothalamus
retina & optic nerve |
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Term
what does the following develop into?
mesencephelon
metencephelon
myelencephelon |
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Definition
mes - midbrain
met - pons & cerebellum
myel - medulla oblongata |
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