ventricle

(ven’trik-l) [L. centric ulus]. Any small cavity; especially either one of the two lower (right and left) cavities of the heart; any one of the various cavities of the brain. v. of tius the lower end of the fourth ventricle. v's of the brain, the cavities within the brain, including the two /atcral, the third, the fourth, and the Sifth ventricles. calo al v., the space between either labium cerebri. v. of the cord, the central canal of the spinal cord. Duncan's v., the fifth ventricle. fifth v., the narrow space hetween the layers of the septum lucidum. fourth v., a space which represents the primitive cavity of the hind-brain: it has the pons and oblong at a in front, while the cerebellum lies dorsad. Galen's Secret- Causing constriction Pertaining to venous Of or pertaining to A proprietary food- v., the sacculus laryngis. v’sof the heart, one of "the pair of cavities constituting the lower Por. tion of the heart. That on the left side (le! v.) propels the blood through the arteries; that on the right side (right v.) forces the blood through the pulmonary artery into the lungs. See heart. Krause’sv. See terminal r. v. of the larynx, the space between the truc and the false vocal cords. lateral v.., the space in each hemisphere representing the cavity of the original central vesicle. tore i’s v., the sacculus laryngis. v. of the myelon, the central cavity of the spinal oon optic v., the cavity of an optic lobe of the brain. pineal v., the cavity beneath or within the pineal body. Called also rece us pineal is. sixth v. See Verga’s v. Sylvius’ v., the fifth ventricle. terminal v., a sac-like expansion of the central canal of the spinal cord within the conus terminal is. ἃ v., the space between the optic thalami which represents the cavity of the embryonic forebrain. Verga’s v., an occasional space between the callosum and the fornix. Called also sixth v. Vieu ens’ v., the fifth ventricle.