(a) Name the four muscle pairs that act in unison to compress the abdominal contents.
(b) How does their arrangement (fiber direction) contribute to the strength of the abdominal wall?
(c) Which of these muscles can effect lateral rotation of the spine?
(d) Which can act alone to flex the spine?
This answer includes:
- Plain text
- Cited sources when necessary
Active since 2006
Responses 944 | eBooks 2