Question

Which one of the following opening is not present in the diaphragm?

• A. Aortic opening
• B. Oesophageal opening
• C. Vena caval opening
• D. Obturator foramen

Hint:

Mnemonic: "I 8 10 Eggs At 12" — IVC at T8, Esophagus at T10, Aorta at T12.

Answer 1

The Correct Option is D

The obturator foramen is an opening in the pelvic bone, not the diaphragm. The diaphragm has three major openings: aortic, oesophageal, and vena caval, for vital structures to pass between the thoracic and abdominal cavities.