linea

SYN: line. [L.]

- 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 [TA] SYN: arcuate line.

- l. arcuata ossis ilii [TA] SYN: arcuate line of ilium.

- 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.

- lineae atrophicae SYN: striae cutis distensae, under stria.

- l. axillaris anterior [TA] SYN: anterior axillary line.

- l. axillaris media [TA] SYN: midaxillary line.

- l. axillaris posterior [TA] SYN: posterior axillary line.

- l. corneae senilis SYN: arcus senilis.

- lineae distractionis [TA] SYN: tension lines, under line.

- l. epiphysialis [TA] SYN: epiphysial line.

- l. glutea anterior anterior gluteal line. See gluteal lines, under line.

- lineae gluteae [TA] SYN: gluteal lines, under line.

- l. glutea inferior inferior gluteal line. See gluteal lines, under line.

- l. glutea posterior posterior gluteal line. See gluteal lines, under line.

- l. intercondylaris femoris [TA] SYN: intercondylar line of femur.

- l. intermedia cristae iliacae [TA] SYN: intermediate zone of iliac crest.

- l. interspinalis SYN: interspinal line. SEE ALSO: interspinous plane.

- l. intertrochanterica [TA] SYN: intertrochanteric line.

- l. intertubercularis SYN: intertubercular line. SEE ALSO: intertubercular plane.

- l. mammillaris [TA] SYN: mammillary line.

- l. mediana anterior [TA] SYN: anterior median line.

- l. mediana posterior [TA] SYN: posterior median line.

- l. medio- axillaris SYN: midaxillary line, midaxillary line.

- l. medioclavicularis [TA] SYN: midclavicular line.

- l. musculi solei [TA] SYN: soleal line.

- l. mylohyoidea [TA] SYN: mylohyoid line.

- l. nigra the l. alba in pregnancy, which then becomes pigmented. SYN: black line.

- l. nuchae inferior [TA] SYN: inferior nuchal line.

- l. nuchae mediana SYN: external occipital crest.

- l. nuchae superior [TA] SYN: superior nuchal line.

- l. nuchae suprema [TA] SYN: highest nuchal line.

- l. obliqua [TA] SYN: oblique line.

- l. obliqua cartilaginis thyroideae [TA] SYN: oblique line of thyroid cartilage.

- l. obliqua mandibulae [TA] SYN: oblique line of mandible.

- l. parasternalis [TA] SYN: parasternal line.

- l. paravertebralis [TA] SYN: paravertebral line.

- l. pectinata canalis analis [TA] SYN: pectinate line.

- l. pectinea femoris [TA] SYN: pectineal line of femur.

- l. poplitea SYN: soleal line.

- l. postaxillaris SYN: posterior axillary line, posterior axillary line.

- l. preaxillaris SYN: anterior axillary line, anterior axillary line.

- l. scapularis [TA] SYN: scapular line.

- l. semicircularis SYN: arcuate line of rectus sheath.

- 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. spiralis SYN: intertrochanteric line.

- l. splendens a thickened band of pia mater along the midline of the anterior surface of the spinal cord. SYN: Haller line.

- l. sternalis [TA] SYN: sternal line.

- l. subcostalis SYN: subcostal line. SEE ALSO: subcostal plane.

- l. supracristalis SYN: supracrestal line. SEE ALSO: supracrestal plane.

- l. temporalis inferior ossis parietalis [TA] SYN: inferior temporal line of parietal bone.

- l. temporalis ossis frontalis [TA] SYN: temporal line of frontal bone.

- l. temporalis superior ossis parietalis [TA] SYN: superior temporal line of parietal bone.

- 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.

- l. terminalis pelvis [TA] SYN: l. terminalis of pelvis.

- lineae transversae ossis sacri [TA] SYN: transverse ridges of sacrum, under ridge.

- l. trapezoidea [TA] SYN: trapezoid line.

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lin·ea 'lin-ē-ə n, pl lin·e·ae -ē-.ē a line or linear body structure

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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.

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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.