posterior+portion

  • 71annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… …

    Universalium

  • 72lobule — A small lobe or subdivision of a lobe. SYN: lobulus [TA]. ala central l. [TA] SYN: wing of central l.. SYN: pars inferior alae lobuli centralis [TA], pars superior ali lobuli centralis [TA]. ansiform l. comprises the greater part of the …

    Medical dictionary

  • 73Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… …

    Medical dictionary

  • 74tract — An elongated area, e.g., path, track, way. SEE ALSO: fascicle. SYN: tractus. [L. tractus, a drawing out] alimentary t. SYN: digestive t.. anterior corticospinal t. uncrossed fibers forming a small bundle in the anterior funiculus of the …

    Medical dictionary

  • 75Bone — is the substance that forms the skeleton of the body. It is composed chiefly of calcium phosphate and calcium carbonate. It also serves as a storage area for calcium, playing a large role in calcium balance in the blood. The 206 bones in the body …

    Medical dictionary

  • 76gastropod — /gas treuh pod /, n. 1. any mollusk of the class Gastropoda, comprising the snails, whelks, slugs, etc. adj. 2. Also, gastropodous /ga strop euh deuhs/. belonging or pertaining to the gastropods. [1820 30; < NL Gast(e)ropoda a class of mollusks.&#8230; …

    Universalium

  • 77Snake — Ophidian redirects here. For the professional wrestler, see The Osirian Portal. This article is about the animal. For other uses, see Snake (disambiguation). Snakes Temporal range: Early Cretaceous – Recent, 112–0&#160;Ma …

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  • 78triangle — In anatomy and surgery, a three sided area with arbitrary or natural boundaries. SEE ALSO: trigonum, region. [L. triangulum, fr. tri , three, + angulus, angle] anal t. [TA] the posterior portion of the perineal region through which the …

    Medical dictionary

  • 79Temporomandibular joint — Infobox Anatomy Name = Temporomandibular joint Latin = articulatio temporomandibularis GraySubject = 75 GrayPage = 297 Caption = Articulation of the mandible. Lateral aspect. Caption2 = Articulation of the mandible. Medial aspect. Precursor =&#8230; …

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  • 80Insular cortex — Infobox Brain Name = Insular cortex Latin = lobus insularis boxwidth = 19em GraySubject = 189 GrayPage = 825 Width = 250 Caption = The insula of the left side, exposed by removing the opercula. Caption2 = Coronal section of brain immediately in&#8230; …

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