- linea
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- l. alba [TA] a fibrous band running vertically the entire length of the midline of the anterior abdominal wall, receiving the attachments of the oblique and transverse abdominal muscles. SYN: Hunter line, white line (1).- l. anorectalis [TA] SYN: anocutaneous line.- l. arcuata vaginae musculi recti abdominis [TA] SYN: arcuate line of rectus sheath. SEE ALSO: rectus sheath, posterior layer of rectus sheath.- l. aspera [TA] a rough ridge with two pronounced lips running down the posterior surface of the shaft of the femur; the lateral lip of the l. aspera is a continuation of the gluteal tuberosity, the medial lip of the intertrochanteric line; it affords attachment to the vastus medialis, adductor longus, adductor magnus, adductor brevis, the short head of the biceps, and the vastus lateralis muscles as well as to the intermuscular septa of the thigh. SYN: rough line.- l. epiphysialis [TA] SYN: epiphysial line.- l. intertubercularis SYN: intertubercular line. SEE ALSO: intertubercular plane.- l. medio- axillaris SYN: midaxillary line, midaxillary line.- l. medioclavicularis [TA] SYN: midclavicular line.- l. musculi solei [TA] SYN: soleal line.- l. poplitea SYN: soleal line.- l. semilunaris [TA] the slight groove in the external abdominal wall parallel to the lateral edge of the rectus sheath. SYN: semilunar line, Spigelius line.- l. splendens a thickened band of pia mater along the midline of the anterior surface of the spinal cord. SYN: Haller line.- l. supracristalis SYN: supracrestal line. SEE ALSO: supracrestal plane.- l. terminalis of pelvis [TA] an oblique ridge on the inner surface of the ilium and continued on the pubis, which forms the lower boundary of the iliac fossa; it separates the true from the false pelvis. SYN: l. terminalis pelvis [TA], iliopectineal line, terminal line.
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n. (pl. lineae)(in anatomy) a line, narrow streak, or stripe. The linea alba is a tendinous line, extending from the xiphoid process to the pubic symphysis, where the flat abdominal muscles are attached.* * *
li·nea (linґe-ə) gen. and pl. liґneae [L.] line. [TA] in anatomical terminology, a general term for a streak or narrow ridge on the surface of a structure.Descriptions are given on TA terms, and include anglicized names of specific lines.
Medical dictionary. 2011.