Diaphragm
- Previous year questions on Diaphragm for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Anatomy section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 26 live questions in Diaphragm.
- Anatomy is worth about 17 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 3 Sept 2026.
Q1.Central tendon of diaphragm develops from?
- ASeptum transversum✓ Correct answer
- BPleuroperitoneal membranes
- CDorsal mesentery of the esophagus
- DBody wall
Q2.Diaphragmatic hernia can occur through all the following, Except :
- AEsophageal opening
- BCostovertebral triangle
- CCostal & sternal attachment of diaphragm
- DInferior vena cava opening✓ Correct answer
Q3.The structure not passing through the aortic opening of the diaphragm is
- AAorta
- BAzygous vein
- CThoracic duct
- DVagal trunk✓ Correct answer
Q4.Structure not passing through the esophageal hiatus
- ALeft phrenic nerve✓ Correct answer
- BLeft gastric artery
- CLeft vagus nerve
- DRight vagus nerve
Q5.Phrenic nerve chiefly supplies?
- AStomach
- BDiaphragm✓ Correct answer
- COesophagus
- DIleum
Q6.All the following structures pass through Aoic opening except
- AAoa
- BThoracic duct
- CAzygous vein
- DRight Phrenic Nerve✓ Correct answer
Q7.Aoic hiatus contains:
- ALeft gastric vein and thoracic duct
- BThoracic duct and hemiazygos vein
- CAzygos vein and thoracic duct✓ Correct answer
- DLeft vagus and thoracic duct
Q8.Which of the following statement(s) is/are true about phrenic nerve except -
- AIt is primary motor supply to diaphragm
- BAccessory phrenic nerve joins the phrenic nerve near the first rib
- CFormed in front of scalenus medius muscle✓ Correct answer
- DIt descends posterior to sternocleidomastoid
Q9.Sensory supply to diaphragm is through -
- APhrenic nerve
- BIntercostal nerves
- CBoth✓ Correct answer
Q10.Vena Caval opening of diaphragm lies at the level of:
- ABody of T6 vertebra
- BBody of T8 vertebra✓ Correct answer
- CBody of T10 vertebra
- DBody of T12 vertebra
Answer key
Q1: A. Septum transversum; Q2: D. Inferior vena cava opening; Q3: D. Vagal trunk; Q4: A. Left phrenic nerve; Q5: B. Diaphragm; Q6: D. Right Phrenic Nerve; Q7: C. Azygos vein and thoracic duct; Q8: C. Formed in front of scalenus medius muscle; Q9: C. Both; Q10: B. Body of T8 vertebra.
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