Neuro_Exam 1_Basal Gang Flashcards
striatum wants to _____
inhibit GPE
GPE wants to _______
inhibit sub stalamus
subthalamus wants to ______
activate GPI
Dopamine acts on _____ to _____
D1 D2 to decrease EPI
subthalamus ______ to increase movement
activates subnigra to release dopamine to D2 or D1
D1 activated by the chemical
substance P (d block, styles p)
D2 activated by the chemical:
enkaphelin (incas-fell-in during hunting season) first neurons to die during hunting season
______ excite D2 neurons
cholinergic interneurons
_______ inhibits ach
muscarinic anticholinergic
____ is a disease involving ____ nuc lesion
hemiballisim, subthalamic nuc lesion. less appetite for Gooseberry pie (Gpi)
_____ involves death of enkaphelin
huntington’s disease
substantia nigra r____ contains _______ neurons that project to the ______
reticulata, GABArgic, thalamus and brainstem
substantia nigra c ______, contains _____ that project to the ______
pars compacta, dopaminergic, striatum
In healthy people, ______ neurons accumulate ______ giving the _____ a _____ color; in parkinsons, you see a loss of ____ showing a ____
dopamine, melanin, snc, dark, pigmentation, dopamine
_______ interneurons predominantly excite the _____, this balances the _______
cholinergic, indirect pathway, inhibitory effect of dopamine