Post on 21-Dec-2015
F igu re 3
anterior posterior
Location of the m edial forebrain bundle in asagittal section of a rat brain.
Hypothalamus
Inputs: -amygdala (via stria terminalis & direct) -hippocampus (via fornix) -septal nuclei (via medial forebrain bundle) -brainstem & spinal cord (via medial forebrain bundle)
Hypothalamus
Outputs: -amygdala (via stria terminalis) -hippocampus (via fornix) -septal nuclei (via medial forebrain bundle) -brainstem & spinal cord sympathetic and parasympathetic preganglionic neurons -pituitary (neural & humoral) -anterior thalamus (to prefrontal, orbital, & cingulate cortex)
Amygdala
Inputs: -cortex (orbital, cingulate, entorhinal, & temporal) -hypothalamus (via stria terminalis & directly) -hippocampus -brainstem -septal nuclei -thalamus
Amygdala
Outputs: -cortex (orbital, cingulate, entorhinal, & temporal) -hypothalamus (via stria terminalis & directly) -hippocampus -septal nuclei -thalamus
Hippocampus
Inputs: -entorhinal cortex (receives input from cingulate, orbital, & prefrontal cortex) -amygdala (via fornix) -hypothalamus (via fornix)
Hippocampus
Outputs: -entorhinal cortex (receives input from cingulate, orbital, & prefrontal cortex) -anterior thalamus (to prefrontal, orbital, & cingulate cortex) -amygdala (via fornix) -hypothalamus (via fornix)
Cingulate cortex
Inputs:
-VP (somatosensory) thalamus (pain)
-anterior thalamus (to orbital cortex)
-amygdala
Septal Nuclei
Outputs:
-hippocampus (via fornix)
-hypothalamus (via stria terminalis)
-amygdala (via medial forebrain bundle)