transversus abdominis muscle

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Related to Transverse abdominal muscle: Transversalis muscle

trans·ver·sus ab·dom·i·nis mus·cle

(trans-vĕr'sŭs ab-dom'i-nis mŭs'ĕl)
Origin, seventh to twelfth costal cartilages, lumbar fascia, iliac crest, and inguinal ligament; insertion, xiphoid cartilage and linea alba and, through the conjoint tendon, pubic tubercle, and pecten; action, compresses abdominal contents; nerve supply, lower thoracic.
Synonym(s): musculus transversus abdominis [TA] , transverse muscle of abdomen.
References in periodicals archive ?
The needle was then returned to the peritoneum, and using the same loss of resistance technique, directed and advanced 5 cm posterocranial to the ASIS; again after a negative aspiration test, another 3-4 ml of anaesthetic solution was infiltrated into the area between the internal oblique and transverse abdominal muscles.
Flexing the transverse abdominal muscle, a deep muscle that forms a corset of tissue running around your middle, will improve posture and relieve backache while toning your tummy.
Aponeurotic sheaths of the external oblique, internal oblique and transverse abdominal muscles, fixed by the end of XII rib, are cut along the section.