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 lateral abdominal muscles are part of the tension system of the abdominal wall musculature. Together with the ventral abdominal muscles they form the musculature of the anterior body wall.The lateral abdominal muscles comprise the following three muscles:he lateral abdominal muscles are part of the tension system of the abdominal wall musculature. Together with the ventral abdominal muscles they form the musculature of the anterior body wall. The lateral abdominal muscles comprise the following three muscles: