commissura


commissure

 [kom´ĭ-shūr] 1. a site of union of corresponding parts, such as the angle of the lips or eyelids.2. the site of junction between adjacent cusps of a valve" >cardiac valve.anterior commissure the band of fibers connecting the parts of the two hemispheres" >cerebral hemispheres.commissure of epithalamus a large fiber bundle that crosses the midline of the epithalamus just dorsal to the point where the cerebral aqueduct opens into the third ventricle.middle commissure a band of gray matter joining the optic thalami; it develops as a secondary adhesion and may be absent.posterior commissure commissure of epithalamus.

com·mis·sure

(kom'i-shūr), [TA] 1. Angle or corner of the eye, lips, or labia. 2. A bundle of nerve fibers passing from one side in the brain or spinal cord to the other. Synonym(s): commissura [TA]

com·mis·sure

(kom'i-shŭr) [TA] 1. Angle or corner of the eye, lips, or labia. 2. A bundle of nerve fibers passing from one side to the other in the brain or spinal cord.
Synonym(s): commissura [TA] .