You may also have diarrhea or a fever. It is sometimes called stomach flu, but it is not the flu. Germs like viruses and bacteria can cause it. You can catch it from someone else who has it, or you can get it from food poisoning. Food poisoning can happen if you eat foods that contain harmful germs.
The circular muscle located at the entrance and exit to the stomach is called the sphincter. So for this question, you are talking about two distinct sphincters. This anatomical structure is able to open, and contract or close as needed.
The oblique muscles are located on both sides of the abdomen running diagonally along the rectus abdominis, which is the center abdominal muscle.There are two sets of oblique â¦ s, the external and the internal. The external obliques are more superficial while the internal obliques are a deeper muscle. The internal oblique muscles are located within each side of your abdomen, attached 2  â¦. Fantastic Ab and Oblique Workouts for a Stronger Core When people work out at home, they tend to do the exercises they are familiar with. 3  This can lead to an unbalanced workout regimen, and that in turn can produce ineffective râ¦.