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Ch.17 Nervous system
A&P
| Question | Answer |
|---|---|
| smallest part of nervous system | Neuron |
| bundles of cell bodies | Ganglions |
| Neuron extensions that recieve electrical impulses | Dendrites |
| part of neuron that processes electrical impulses | cell body |
| part of neuron that conducts impulses | Axon |
| Largest section of brain | Cerebrum |
| Controls appetite | hypothalamus |
| controls breathing | medulla oblongata |
| controls muscle function | cerebellum |
| Parkinsons has an imbalance of these | Dopamine, acetylcholine |
| relays messages from outside to cns | Somiatic system |
| what is SMR | Skeletal Muscle Relaxant |
| Cholinergic agent | Mestinon |
| SMR | Flexeril, Soma, Chlorzoxazone |
| Treat myasthenia gravis | Neostigmine, Mestinon |
| Progressive degenerative brain cond. | Alzheimers |
| treat parkinsons | Symmetrel, Benztropine, eldepryl |
| Neomuscular blocking agent | Zemuron |
| controls voluntary actions of skeletal muscles | somiatic |
| responds in stressful situations | sympathetic |
| feed-n-breed | parasympathetic |
| Mimic sympathetic nervous system | adrenergics |
| take w/food, milk, no alcohol, d/d | Aux labels for SMR's |
| direct acting muscle relaxants depress | calcium |
| centrally acting muscle relaxants depress | CNS |
| transmits messages from peripheral area to CNS | afferent |
| transmits messages from CNS to peripheral area | efferent |
| where neurotransmitters travel from one neuron to the next | synapse |
| white matter | bundles of nerve fibers (myelinated axons) |
| Gray matter | neuron cell bodies, dendrites |
| treat epilepsy | anticonvulsants |
| treat alzheimers | cholinesterase inhibitors |
| treat multiple sclerosis | autoimmune stimulants |
| goal of parkinsons treatments | increase dopamine |
| cholinergics | treat myasthenia gravis |
| inhibits pain perception | seratonin |
| inhibits involuntary movement | dopamine |
| Bronchodilator, increases heart rate | epinephrine |
| increases digestive motility | acetylcholine |
| lipid soluble molecules only | blood-brain barrier |
| ALS | amyotrophic lateral sclerosis |
| hydantions, barbituates, succinimidesm benzodiazepines | classes that treat epilepsy |
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