All muscles are internal.
Presumably you mean the heart that pumps blood, the stomach that breaks up food, and small intestines that use peristalsis to move food through the small intestine.
smooth muscles
The cat's muscle fibers run perpendicular to its internal oblique muscles. The fibers of the external oblique muscles run opposite of the muscles.
Cardiac muscles move your organs. they are the ones that are uncontrollable...
the muscles are smooth muscles!
Most leg muscles and arm muscles, some muscles in the head, and most internal muscles.
Yes.
The internal oblique muscles help with trunk rotation and bending, while the external oblique muscles assist with trunk flexion and rotation.
abdominal-wall muscles and the internal intercostal muscles contract.
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
The external and internal oblique muscles rotate and side bend the trunk. These muscles also stabilize the spine.
There are a number of muscles found in the walls of many internal organs. The common ones include smooth muscles and involuntary muscles among others.
Muscles of internal organs are usually smooth muscles.It is not always so.Heart is an internal organ containing cardiac muscles.Oesophagus and diaphragm are example of exceptions which contain skeletal muscle.