trochlear notch

trochlear notch
trochlear notch n the deep depression in the proximal end of the ulna by which the ulna articulates with the trochlea of the humerus at the elbow called also semilunar notch, sigmoid notch

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incisura trochlearis ulnae.

Medical dictionary. 2011.

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  • Trochlear notch — Infobox Bone Name = Semilunar notch Latin = incisura trochlearis ulnae, incisura semilunaris ulnae GraySubject = 52 GrayPage = 215 Caption = Upper extremity of left ulna. Lateral aspect. (Semilunar notch visible at center top.) Caption2 = System …   Wikipedia

  • notch — 1. An indentation at the edge of any structure. 2. Any short, narrow, V shaped deviation, whether positive or negative, in a linear tracing. SYN: incisura [TA], emargination, incisure …   Medical dictionary

  • sigmoid notch — näch n 1) mandibular notch 2) trochlear notch * * * incisura mandibulae …   Medical dictionary

  • semilunar notch — n trochlear notch …   Medical dictionary

  • Mastoid notch — Left temporal bone. Inferior surface. (Mastoid notch visible at bottom center.) Latin incisura mastoidea ossis temporalis Gray s …   Wikipedia

  • Bone — This article is about the skeletal organ. For other uses, see Bone (disambiguation) and Bones (disambiguation). For the tissue, see Osseous tissue. Drawing of a human femur Bones are rigid organs that constitute part of the endoskeleton of… …   Wikipedia

  • incisura — SYN: notch. [L. a cutting into] i. acetabuli [TA] SYN: acetabular notch. i. angularis [TA] SYN: angular incisure. i. anterior auriculae [TA] i. anterior auris SYN: anterior notch of auricle. i. apicis cordis [TA] SYN: notch of cardiac …   Medical dictionary

  • Elbow — For other uses, see Elbow (disambiguation). Elbow Latin articulatio cubiti Gray s …   Wikipedia

  • ulna — ulnar, adj. /ul neuh/, n., pl. ulnae / nee/, ulnas. 1. Anat. the bone of the forearm on the side opposite to the thumb. Cf. radius (def. 7). See diag. under skeleton. 2. a corresponding bone in the forelimb of other vertebrates. [1835 45; < L:… …   Universalium

  • Process — In anatomy, a process is a projection from a structure. The process of the mandible is the part of the lower jaw that projects forward. In a more general sense, a process is a series of actions or events that are part of a system or of a… …   Medical dictionary

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