| lateral crus of facial canal | Laterally-placed, posteriorly-directed second portion of the horizontal part of the facial canal. See: horizontal part of facial canal. Synonym: lateral crus of horizontal part of the facial canal. (05 Mar 2000) |
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| lateral crus of horizontal part of the facial canal | Laterally-placed, posteriorly-directed second portion of the horizontal part of the facial canal. See: horizontal part of facial canal. Synonym: lateral crus of horizontal part of the facial canal. (05 Mar 2000) |
| lateral crus of the greater alar cartilage of the nose | Portion of cartilage extending laterally and posteriorly in a wing-like fashion, supporting the wing of the nose and keeping the nostril patent. Synonym: crus laterale cartilaginis alaris majoris. (05 Mar 2000) |
| lateral crus of the superficial inguinal ring | Portion of the external oblique aponeurosis which passes lateral to the superficial inguinal ring blending into the inguinal ligament and forming the lateral boundary of the ring. Synonym: crus laterale anuli inguinalis superficialis. (05 Mar 2000) |
| lateral cuneate nucleus | A cell group lateral to the cuneate nucleus which receives posterior-root fibres corresponding to the proprioceptive innervation of the arm and hand; it projects to the cerebellum by way of the cuneocerebellar tract, and can be considered the upper-extremity equivalent of the thoracic nucleus. Synonym: nucleus cuneatus accessorius, external cuneate nucleus, lateral cuneate nucleus, Monakow's nucleus. (05 Mar 2000) |
| lateral cuneiform bone | A bone of the distal row of the tarsus; it articulates with the intermediate cuneiform, cuboid, navicular, and second, third, and fourth metatarsal bones. Synonym: os cuneiforme laterale, third cuneiform bone, wedge bone. (05 Mar 2000) |
| lateral curvature | Curvature in which a more distal part is deviated away from the anatomic sagittal plane. (05 Mar 2000) |
| lateral cutaneous branch | Lateral cutaneous branches of the following: 1) iliohypogastric nerve, ramus cutaneus lateralis nervi iliohypogastrici; 2) dorsal branch of thoracic nerves, ramus lateralis ramorum dorsalium nervorum thoracicorum; 3) dorsal branch of posterior intercostal arteries, ramus cutaneos lateralis ramorum posteriorum arterieae intercostalium. Synonym: ramus cutaneus lateralis. (05 Mar 2000) |
| lateral cutaneous branches of intercostal nerves | Branches arising in approximately the anterior axillary line at the level of the second through sixth intercostal spaces. Synonym: rami mammarii laterales nervorum intercostalium, lateral cutaneous branches of intercostal nerves. (05 Mar 2000) |
| lateral cutaneous branches of ventral primary ramus of thoracic spinal nerves | Branches arising in approximately the anterior axillary line at the level of the second through sixth intercostal spaces. Synonym: rami mammarii laterales nervorum intercostalium, lateral cutaneous branches of intercostal nerves. (05 Mar 2000) |
| lateral cutaneous nerve of calf | <anatomy, nerve> It arises from the common peroneal in the popliteal space and is distributed to the skin of the inferolateral surface of the calf. Synonym: nervus cutaneus surae lateralis, lateral cutaneous nerve of calf. (05 Mar 2000) |
| lateral cutaneous nerve of forearm | <anatomy, nerve> The terminal cutaneous branch of the musculocutaneous nerve that emerges between bicips brachii and brachialis muscles to supply the skin of the radial side of the forearm. Synonym: nervus cutaneus antebrachii lateralis, lateral cutaneous nerve of forearm. (05 Mar 2000) |
| lateral cutaneous nerve of thigh | <anatomy, nerve> Arises from the second and third lumbar nerves, supplies the skin of the anterolateral and lateral surfaces of the thigh. Synonym: nervus cutaneus femoris lateralis, lateral cutaneous nerve of thigh. (05 Mar 2000) |
| lateral decubitus radiograph | A radiograph of a recumbent subject on his side, made in the frontal projection with a horizontal X-ray beam. Synonym: lateral decubitus radiograph. (05 Mar 2000) |
| lateral deep cervical lymph nodes | The lymph nodes located in the posterior triangle of the neck beneath the deep cervical fascia; they empty into the jugular trunk on the right or left side; the group is subdivided into four smaller chains: anterior jugular lymph nodes, lateral jugular lymph nodes, accessory nerve lymph nodes, and supraclavicular lymph nodes. Synonym: nodi lymphatici cervicales laterales profundi. (05 Mar 2000) |