1b Basal Ganglia Flashcards
What does the basal ganglia do with ideas sent to it from the cortex?
involved in sequencing and planning movement; lowers threshold for behavior, facilitates and smoothes behavior
What does the Substantia Nigra Pars Compacta release?
dopamine
What does the Substantia Nigra Pars Reticulata release?
GABA
What system is the Nucleus Accumbens a part of?
limbic system (pleasure + reward)
What is another name for the Nucleus Accumbens
Ventral Striatum
What does the Subthalamic Nucleus release?
Glutamate
What two axon bundles from the Thalamic Fasciculus?
Ansa Lenticularis, Lenticular Fasciculus
What is the Thalamic Fasciculus?
connects globus pallidus to Ventral Lateral Nucleus of Thalamus
What two structures does the Substantia Nigra sit between?
Red Nucleus (above), cerebral peduncles (below)
What is the dorsal portion of the Substantia Nigra?
Pars Compacta
What is the ventral portion of the Substantia Nigra?
Pars Reticulata