transversus abdominis muscle

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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 ?
CHERRY Baker, award-winning fitness instructor and presenter of The Abdominal Revolution video, suggests we should focus on exercises that work all of the deeper abdominal muscles including the transversus abdominis muscle.
We were shown how to use our transversus abdominis muscles to assist pelvic floor exercises and how that can help women with back pain.
In this block, local anaesthetic is injected into the neurofascial plane between the internal oblique and the transversus abdominis muscles.
During Caesarean section, a Pfannenstiel incision is preferred; this involves a transverse incision of 8-12 cm across the fascia of the rectus sheath, external oblique, internal oblique and the transversus abdominis muscles supra-pubically.
Success with this block is dependent on correctly identifying the plane between internal oblique and transversus abdominis muscles.