rectus abdominis is the abdominal muscle that lies to either side of the linea alba.
rectus abdominis is the abdominal muscle that lies to either side of the linea alba.
what abdominal muscle lies to either side of the linea alba?
rectus abdominis
this muscle's origin is the lumbodorsal fascia and ribs. its insertion is at the pubis and linea alba (via aponeurosis), and its action is the compression of abdominal contents. it also laterally flexes and rotates the vertebral column.









































section::::muscles.:transversus abdominis.









































this muscle is the innermost abdominal muscle. its origin is the second sheet of the lumbodorsal fascia and the pelvic girdle and its insertion is the linea alba. its action is the compression of the abdomen.









































section::::muscles.:rectus abdominis.
cat anatomy
linea alba (abdomen)









































the white line () is a fibrous structure that runs down the midline of the abdomen in humans and other vertebrates. in humans linea alba runs from the xiphoid process to the pubic symphysis. the name means "white line" and the linea alba is indeed white, being composed mostly of collagen connective tissue.
linea alba (abdomen)