aqueduct of mesencephalon
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Mesencephalon — Infobox Brain Name = Mesencephalon Latin = mesencephalon GraySubject = 188 GrayPage = 800 Caption = Inferior view mesencephalon (2), above (3) Caption2 = Human brainstem mesencephalon (B) IsPartOf = Components = Artery = Vein = BrainInfoType =… … Wikipedia
aqueduct — A conduit or canal. SYN: aqueductus. [L. aquaeductus] cerebral a. an ependyma lined canal in the mesencephalon about 20 mm long, connecting the third to the fourth ventricle. SYN: aqueductus mesencephali [TA], aqueductus cerebri, a. of cerebrum,… … Medical dictionary
mesencephalon — That part of the brainstem developing from the middle of the three primary cerebral vesicles of the embryo (the caudal of these being the rhombencephalon or hindbrain, the rostral the prosencephalon or forebrain). In the adult, the m. is… … Medical dictionary
Cerebral aqueduct — Brain: Cerebral aqueduct Section through superior colliculus showing path of oculomotor nerve … Wikipedia
aqueductus mesencephali — [TA] aqueduct of mesencephalon: the narrow channel in the mesencephalon that connects the third and fourth ventricles; called also aqueduct of Sylvius, a. cerebri [TA alternative], and cerebral aqueduct … Medical dictionary
midbrain — mesencephalon. * * * mid·brain mid .brān n the middle division of the three primary divisions of the developing vertebrate brain or the corresponding part of the adult brain that includes a ventral part containing the cerebral peduncles and a… … Medical dictionary
Midbrain — Brain: Mesencephalon Inferior view mesencephalon (2), above (3) … Wikipedia
Nucleus — 1) In cell biology, the structure that houses the chromosomes. 2) In neuroanatomy, a group of nerve cells. * * * 1. In cytology, typically a rounded or oval mass of protoplasm within the cytoplasm of a plant or animal cell; it is surrounded by a… … Medical dictionary
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
Brain stem — Infobox Brain Name = Brain stem Latin = truncus encephali GraySubject = 187 Caption = Hind and mid brains; postero lateral view. IsPartOf = Brain Components = Medulla, Pons, Midbrain Artery = Vein = BrainInfoType = ancil BrainInfoNumber = 218… … Wikipedia
