CAS PS 371 Study Guide - Midterm Guide: Reuptake, Endorphins, Dynorphin

• School: Boston University
• Department: Psychological & Brain Sciences
• Course: CAS PS 371
• Professor: Donna Pincus

Document Summary

Se(cid:374)t (cid:271)(cid:455) (cid:862)(cid:272)holi(cid:374)ergi(cid:272)(cid:863) (cid:374)erve fi(cid:271)ers; e(cid:454)(cid:272)ites (cid:894)a(cid:272)tivates(cid:895) a(cid:374)d i(cid:374)hi(cid:271)its. Pla(cid:455)s a part i(cid:374) parki(cid:374)so(cid:374)"s, alzhei(cid:373)er"s, (cid:373)(cid:455)asthe(cid:374)ia gravis too much can result in neuromuscular block norepinepherine (ne) Se(cid:374)t (cid:271)(cid:455) (cid:862)adre(cid:374)ergi(cid:272)(cid:863) (cid:374)euro(cid:374)s; ge(cid:374)erall(cid:455) e(cid:454)(cid:272)ites (cid:894)a(cid:272)tivates(cid:895) High concentration in axons whose cell bodies are in brain stem, connect to limbic system. Affects arousal, can increase metabolism, can produce analgesia dopamine (da) A precursor to ne (sensitizes receptors to ne) Acts on the peripheral nervous system, increases heart rate, decreases action of smooth muscles in gut, decreases blood flow to skeletal muscles, affects movement. Decreases spontaneous neural firing and strengthens prolonged neural firing, thereby filteri(cid:374)g (cid:862)(cid:374)oise(cid:863) to (cid:272)larif(cid:455) (cid:862)sig(cid:374)al(cid:863) important in attention, motivation, reward, lt memory; involved in learning. Pla(cid:455)s a part i(cid:374) parki(cid:374)so(cid:374)"s, s(cid:272)hizophre(cid:374)ia serotonin (5-hydroxytryptamine or 5ht) High concentration in the limbic system (emotions, judgment) involved in neural mechanisms impt. in sleep and sensory perception, mood, eating. May be related in inhibiting aggression and promoting social behavior.