Muscles of the Ab wall and Pelvic Outlet
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Transcript of Muscles of the Ab wall and Pelvic Outlet
MUSCLES OF THE AB WALL AND PELVIC OUTLETp. 201-203
MUSCLES OF ABDOMINAL WALL
Linea Alba: band of tough connective tissue that extends from xiphoid process to symphysis pubis.
Contraction decreases size of ab. Cavity and increases pressure inside.
Aid in: Forcing air out of lungs Defecation Urination Vomiting childbirth
MUSCLES OF AB WALL
Include: External oblique Internal oblique Transversus abdominis Rectus abdominis
MUSCLES OF PELVIC OUTLET
Two muscular Sheets Pelvic diaphragm
Forms the floor of pelvic cavity Urogenital diaphragm
Fills space within the pubic arch
PELVIC OUTLET (MALES AND FEMALES)
Include: Pelvic Diaphragm
Levator ani Urogenital diaphragm
Superficial transversus perinei, Bulbospongiosus, Ischiocavernosus
MUSCLES THAT MOVE THE THIGH
Anterior and Posterior groups Anterior: primarily flex thigh Posterior: proimarily extend, abduct, or rotate
thigh
Include: Anterior group: Other Group:
Psoas major *Adductor longus Iliacus *Adductor magnus
Posterior group *Gracilis Gluteus maximus Gluteus medius Gluteus minimus Tenros fasciae latae
MUSCLES THAT MOVE THE THIGH