Transverse
Diaphragm, abdonimal muscles, and internal intercostal muscles (muscles in between the ribs) work together to exhale push air out of the lungs to inflate a balloon. The face muscles that allow enable the air to be effectively blown into a balloon are the buccinator muscles and orbicularis oris
contract your abdominal muscles
abdominal-wall muscles and the internal intercostal muscles contract.
Diaphragm, Pelvic Floor, Internal Obliques and Transversus Abdominus
Abs, or abdominal muscles, are the muscles you contract to perform a sit-up. An exceptionally lean person may have what is colloquially known as a six-pack.
Yes. Small children have difficulty because their abdominal muscles are not strong enough to compress the lungs sufficiently. Elderly individuals have the same problem, but it may be further complicated by COPD, emphysema, or other lung problems that restrict the volume of air exhaled,
Strong abdominal muscles will give you a better erection... If you mean like a balloon pump up, good luck.
Diaphragm & interna intercostal muscle
abdominal muscles
I'm no expert but one difference is your external abdominal muscles are voluntary and intestinal muscles are involuntary.
There are no specific diets that you can go on to have better abs. Working out your abdominal muscles is the only way to ensure that your muscles will contract enough to build definition in them.
Muscles contract and relax to move a joint. ... Muscles contract at a constant rate. Muscles contract and relax to move a joint.