Abd is shorthand for abdomen. That is, the part of the body between the chest (thorax) and pelvis of the body of humans and vertebrates. The region the abdomen covers is called the abdominal cavity and it is made up of several muscles.
Usually denoted in the physical exam section of the documentation
Usage in Sentence:
“Air bike is a good exercise for the abd muscles”
Do you know?
The four main muscle groups that are located within the abdominal cavity are transversus abdominis, rectus abdominis, external oblique muscles and internal oblique muscles.