Shared Flashcard Set

Details

Block 3 Biochem Exam 1
projection systems
14
Biochemistry
Graduate
01/16/2012

Additional Biochemistry Flashcards

 


 

Cards

Term
Reticular formation
Definition
pontomesencephalic region. targets thalamic intralaminar nuclei, hypothalamus, basal forebrain. Alertness.
Term
Acetylcholine
Definition
basal forebrain and pontomesencephalic region. targets cerebral cortex, thalamus, cerebellum, pons, and medulla. uses muscarinic and nicotinic. Alertness and memory.
Term
Dopamine
Definition
substantia nigra, pars compacta, ventral tegmental area. targets striatum, libic cortex, and prefrontal cortex. receptors are metabotropic. Movements, initative, working memory.
Term
mesostriatal part of dopaminergic projection system
Definition
midbrain to striatum
Term
mesocortical part of dopaminergic projection system
Definition
midbrain to prefrontal cortex
Term
mesolimbic part of dopaminergic projection system
Definition
midbrain to limbic cortex
Term
Norepinephrine
Definition
locus ceruleus and lateral tegmental area in pons. targets entire CNS. Alertness and mood elevation.
Term
Serotonin
Definition
Raphe nuclei. targets entire CNS. Mood elevation.
Term
Histamine
Definition
Transtuberomammillary nucleus in hypothalamus and reticular formation in midbrain. targets entire brain. Alertness.
Term
rubrospinal tracts
Definition
originates in red nucleus. movement of contralateral arm. doesn't go further down than cervical cord.
Term
medial vestibulospinal tract
Definition
positioning of head and neck
Term
lateral vestibulospinal tract
Definition
balance
Term
reticulospinal tract
Definition
autonomic posture and gait related movements
Term
tectospinal tracts
Definition
originates in superior colliculus. coordination of head and eye movement
Supporting users have an ad free experience!