Constipation can last from days to months, with interludes of diarrhea or normal bowel function. Stools are often hard and may be described as pellet shaped in at least 25% of bowel movements, or Bristol Stool Form Scale 1-2 (separate hard lumps like nuts that are difficult to pass, or sausage shaped but lumpy).
The external abdominal oblique muscle is the largest and most superficial of the 3 paired, flat abdominal muscles. It arises from the lower 8 ribs and interdigitations of the serratus anterior muscle.
The Abdominal Oblique Muscles. Location: The Abdominal Oblique muscle group forms the lateral abdominal wall. The two muscles in this group are the External Oblique and Internal Oblique, with the Internal Oblique lying deep to the External Oblique.Function: The abdominal muscles (or core muscles) function to form the foundation for all gross movements of the body.he abdominal oblique muscles form the lateral wall of the abdomen and function to move the trunk relative to the pelvis.