massa intermedia


Also found in: Dictionary, Encyclopedia.

in·ter·tha·lam·ic ad·he·sion

[TA]
variable connection between the two thalamic masses across the third ventricle; absent in about 20% of human brains.

massa intermedia

The middle commissure of the brain, an inconstant mass of gray matter extending across the third ventricle and connecting adjacent surfaces of the thalamus.
See also: massa