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19 terms

Anatomy Chemicals

STUDY
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Dopamine
"feel good"- Low levals lead to parkinson
Seratonin
Sleepiness- Low levals lead to insomnia
Norepinephrine
"feel good" - Low levals leads to depresion
Acetycholine
Muscle contraction
Histamine
promotes alertness
endophines
reduces pain perception (raise pain threshold)
Nitric acid
Memory + Vasodialation
Receptor
Reflex arc: (on sensory neuron)
Interneuron
Reflex arc: Receptor goes to________
Motor neuron
Interneuron goes to _________ _________
Effector
Motor neuron goes to ______
Effector
Reflex arc: Muscle or gland
Dura mater
Outer brain covering
Arachnoid mater
Middle brain covering
Pia mater
Inner brain covering
Meninges
Brain covering generic term
Cerebrospinal fluid (CSF)
All meninges are bathed in what?
Subdural hematoma
Blood leakage beneath meninges
Hydrocephaly
Build of of CSF around brain ("water ont the brain")