transversus abdominis

transversus abdominis
trans·ver·sus ab·dom·i·nis tran(t)s-'vər-səs-əb-'däm-ə-nəs n a flat muscle with transverse fibers that forms the innermost layer of the anterolateral wall of the abdomen and ends in a broad aponeurosis which joins that of the opposite side at the linea alba with its upper three fourths passing behind the rectus abdominis muscle and the lower fourth in front of it and that acts to constrict the abdominal viscera and assist in expulsion of the contents of various abdominal organs (as in defecation, vomiting, and parturition)

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see under musculus.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Transversus abdominis — Musculus transversus abdominis Ursprung Äußere zwei Drittel des Lig. inguinale, Crista Iliaca, Fascia thoracolumbalis, Knorpel der unteren sechs Rippen …   Deutsch Wikipedia

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  • Transversus abdominis muscle — Infobox Muscle Name = Transverse abdominal muscle Latin = Transversus abdominis GraySubject = 118 GrayPage = 414 Caption = Muscles of the trunk. Caption2 = The Transversus abdominis, Rectus abdominis, and Pyramidalis. Origin = Iliac crest,… …   Wikipedia

  • transversus abdominis muscle — noun a flat muscle with transverse fibers that forms the anterior and lateral walls of the abdominal cavity • Syn: ↑transverse muscle of abdomen, ↑musculus transversalis abdominis, ↑transversus abdominis • Hypernyms: ↑abdominal, ↑abdominal muscle …   Useful english dictionary

  • transversus abdominis muscle — musculus transversus abdominis …   Medical dictionary

  • M. transversus abdominis — Musculus transversus abdominis Ursprung Äußere zwei Drittel des Lig. inguinale, Crista Iliaca, Fascia thoracolumbalis, Knorpel der unteren sechs Rippen …   Deutsch Wikipedia

  • Musculus transversus abdominis — Ursprung Äußere zwei Drittel des Lig. inguinale, Crista Iliaca, Fascia thoracolumbalis, Knorpel der unteren sechs Rippen …   Deutsch Wikipedia

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