posterior triangle

posterior triangle
posterior triangle n a triangular region that is a landmark in the neck, has its apex above at the occipital bone, and is bounded in front by the sternocleidomastoid muscle, behind by the anterior margin of the trapezius, and inferiorly by the middle third of the clavicle compare ANTERIOR TRIANGLE

Medical dictionary. 2011.

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  • Posterior triangle of the neck — Infobox Anatomy Name = PAGENAME Latin = regio cervicalis lateralis, trigonum cervicale posterius GraySubject = 145 GrayPage = 563 Caption = The triangles of the neck. Posterior triangle labeled in purple. Sternocleidomastoideus runs vertically.… …   Wikipedia

  • triangle — 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

  • Posterior branches of cervical nerves — Infobox Nerve Name = PAGENAME Latin = rami posteriores nervorum cervicalium GraySubject = 209 GrayPage = 921 Caption = Posterior primary divisions of the upper three cervical nerves. Caption2 = Innervates = BranchFrom = cervical nerves BranchTo …   Wikipedia

  • Posterior scrotal nerves — Infobox Nerve Name = PAGENAME Latin = nervi scrotales posteriores GraySubject = 213 GrayPage = 968 Caption = The superficial branches of the internal pudendal artery. (Posterior scrotal nerves labeled at center right.) Caption2 = Sacral plexus of …   Wikipedia

  • Triangle of auscultation — Infobox Anatomy Name = PAGENAME Latin = trigonum auscultationis GraySubject = 121 GrayPage = 434 Caption = Muscles connecting the upper extremity to the vertebral column. (Triangle of auscultation visible but not labeled.) Caption2 = System =… …   Wikipedia

  • Subclavian triangle — Subclavian triangle …   Wikipedia

  • Occipital triangle — Occipital triangle …   Wikipedia

  • Anterior triangle of the neck — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 145 GrayPage = 563 Caption = The triangles of the neck. (Anterior triangles to the left; posterior triangles to the right.) Caption2 = Side of neck, showing chief surface markings. (Nerves are …   Wikipedia

  • anterior triangle — n a triangular region that is a landmark in the neck, has its apex at the sternum pointing downward, and is bounded in front by the anterior midline of the neck, behind by the anterior margin of the sternocleidomastoid muscle, and above by the… …   Medical dictionary

  • Submandibular triangle — Submandibular triangle …   Wikipedia

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