Term
|
Definition
-mesocortical
-mesolimbic
-nigrostriatal
-tuberofundibular |
|
|
Term
|
Definition
-originates in the VTA and projects to the frontal cortex and surrounding structures
-dysfunction may lead to schizophrenia symptoms |
|
|
Term
|
Definition
-originates in VTA and projects to nucleus accmbens
-addiction |
|
|
Term
|
Definition
-projections from substantia nigra to the striatum
-involved in motor control
-degredation of the neurons in this pathway is associated with symptoms of Parkinsons |
|
|
Term
|
Definition
-connects hypothalamus to the pituitary gland
-influences secretion of hormones such as prolactin |
|
|
Term
|
Definition
-basal forebrain pathway
-mesoponitine pathway |
|
|
Term
|
Definition
-projections from the nucleus basilis to the cortex
-projections to the hippocampus
-important in learning and memory-Alzheimers |
|
|
Term
|
Definition
-projections originating from pons to the thalamus and forebrain
-descending pathways to the reticular formation and associated structures
-important for wakefulness and REM sleep |
|
|
Term
|
Definition
-ascending/descending Raphe projections
-Raphe projections are important for sensory processing and homeostasis
-roles in psychotic behaviors, depression, anxiety, eating disorders |
|
|
Term
|
Definition
| -rostral to limbic, thalamus, striatum, and cerebral cortex |
|
|
Term
| descending Raphe projections |
|
Definition
| -caudal pathways project to spinal cord |
|
|
Term
|
Definition
-locus coeruleus project
-lateral tegmental projections |
|
|
