Assertion: diaphragm's aperture | /r/HasProperty | opening
Facets:
Source sentences:
text: As nouns the difference between aperture and diaphragm is that aperture is an opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall while diaphragm is (anatomy) in mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs; also called thoracic diaphragm.