Question

which three of the following anatomy is demonstrated on a diagnostic anteroposterior (ap) supine abdominal radiograph? (select three)
lower diaphragm
pubic symphysis
heart
soft tissue anatomy within abdominal cavity

Explanation:

An AP supine abdominal radiograph shows the lower part of the body's structures relevant to the abdomen. The lower diaphragm can be seen at the upper - border of the abdominal cavity. The pubic symphysis is at the lower part of the abdomen. Soft tissue anatomy within the abdominal cavity is also visualized. The heart is not part of the abdominal anatomy and would not be seen on an abdominal radiograph.

Answer:

Lower diaphragm, Pubic symphysis, Soft tissue anatomy within abdominal cavity