linea alba

(noun)

A tough, fibrous line running down the midline of the abdomen, formed from the aponeuroses of the abdominal muscles.

Related Terms

  • diaphragm
  • abdominal wall
  • intercostal
  • levatores costarum
  • rectus abdominis
  • pelvic floor

Examples of linea alba in the following topics:

  • Anterior Muscles

    • Toward the midline, the muscles form aponeuroses, which merge into the linea alba.
    • Attachments – Originates from the lower ribs and attaches to the pelvis, forming an aponeurosis toward the midline and linea alba.
    • Attaches to the lower ribs and forms an aponeurosis toward the midline and linea alba.
    • Attachments - Originates from the lower ribs, thoracolumbar fascia, and pelvis, forming an aponeurosis toward the midline and linea alba.
    • Attachments – Originates from the pubis and attaches to the linea alba.
  • Anatomical Changes

    • These signs include the presence of human chorionic gonadotropin (hCG) in the blood and urine, missed menstrual period, implantation bleeding (occurs at implantation of the embryo in the uterus during the third or fourth week after last menstrual period), increased basal body temperature sustained for over 2 weeks after ovulation, Chadwick's sign (darkening of the cervix, vagina, and vulva), Goodell's sign (softening of the vaginal portion of the cervix), Hegar's sign (softening of the uterus isthmus), and pigmentation of the linea alba (called linea nigra), which is darkening of the skin in a midline of the abdomen.
  • Pubis

    • (1) sacrum, (2) ilium, (3) ischium, (4) pubis: 4a-body; 4b-superior ramus; 4c-inferior ramus, (5) pubic symphisis, (6) acetabulum, (7) obturator foramen, (8) coccyx, (red dotted line) linea terminalis.
  • The Founding of Rome

    • Rather than wait to inherit Alba Longa, the city of their birth, the twins decided to establish their own city.
    • The young son of Aeneas, Ascanius, also known as Iulus, went on to found Alba Longa and the line of Alban kings who filled the chronological gap between the Trojan saga and the traditional founding of Rome in the 8th century BCE.
    • At Procas' death, Numitor became king of Alba Longa, but Amulius captured him and sent him to prison.
  • Trigonometric Functions

    • The tangent of an angle is the ratio of the length of the opposite side to the length of the adjacent side: so called because it can be represented as a line segment tangent to the circle, that is the line that touches the circle, from Latin linea tangens or touching line (cf. tangere, to touch).
  • The Inspirational Speech

  • The Seven Kings

    • Tullus waged war against Alba Longa, Fidenae and Veii and the Sabines.
    • It was during Tullus' reign that the city of Alba Longa was completely destroyed, after which Tullus integrated its population into Rome.
  • Lumbar Plexus

    • Obturator nerve: Leaves the lumbar plexus and descends behind the psoas major on its medial side, follows the linea terminalis into the lesser pelvis, then finally leaves the pelvic area through the obturator canal.
  • Uterus

    • The fundus does not surpass the linea terminalis.
  • Bibliography

    • Alba, Richard D. 1973.
    • Alba, Richard D. and Gwen Moore. 1983.
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