| facies articularis talaris media calcanei | Underlies the head of the talus and contributes to the talocalcaneonavicular joint. Synonym: facies articularis talaris media calcanei. (05 Mar 2000) |
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| facies articularis talaris posterior calcanei | Articulates with talus (subtalar joint) posterior to sinus tarsi. Synonym: facies articularis talaris posterior calcanei. (05 Mar 2000) |
| facies articularis thyroidea cricoideae | One of two small circular facets on the lateral surface of the cricoid cartilage near the inferior margin of the junction of the arch and lamina for articulation with the inferior horns of the thyroid cartilage. Synonym: facies articularis thyroidea cricoideae. (05 Mar 2000) |
| angulus costae | The rather abrupt change in curvature of the body of a rib posteriorly, such that the neck and head of the rib are directed upward. Synonym: angulus costae. (05 Mar 2000) |
| caput costae | The rounded medial extremity of a rib which, except for ribs 1, 10, 11, and 12, articulates by two facets with the bodies of two contiguous vertebrae. Synonym: caput costae. (05 Mar 2000) |
| collum costae | The flattened portion of a rib between the head and the tuberosity. Synonym: collum costae. (05 Mar 2000) |
| musculus levator costae | musculus levator costae, elevator muscle of rib, musculi levatores costarum |
| corpus costae | The shaft of a rib; the portion which extends laterally, anteriorly, and then medially from the tubercle. Synonym: corpus costae. (05 Mar 2000) |
| costae fluctuantes | The two lower ribs on either side that are not attached anteriorly. Synonym: costae fluitantes, costae fluctuantes, vertebral ribs. (05 Mar 2000) |
| costae fluitantes | The two lower ribs on either side that are not attached anteriorly. Synonym: costae fluitantes, costae fluctuantes, vertebral ribs. (05 Mar 2000) |
| costae spuriae | <anatomy> Five lower ribs on either side that do not articulate with the sternum directly. Synonym: costae spuriae, vertebrochondral ribs. (05 Mar 2000) |
| costae verae | Seven upper ribs on either side whose cartilages articulate directly with the sternum. Synonym: costae verae, vertebrosternal ribs. (05 Mar 2000) |
| crista colli costae | The sharp upper margin of the neck of a rib. Synonym: crista colli costae. (05 Mar 2000) |
| sulcus costae | A groove in the lower inner border of the rib, lodging the intercostal vessels and nerve. Synonym: sulcus costae, subcostal groove. (05 Mar 2000) |
| sulcus costae arteriae subclaviae | <anatomy, artery> A groove immediately posterior to the scalene tubercle on the upper surface of the first rib across which the subclavian artery passes. Synonym: sulcus costae arteriae subclaviae. (05 Mar 2000) |