Intermediate Diaphragm Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which opening in the diaphragm allows passage of the aorta?
- Esophageal hiatus
- Caval opening
- Aortic hiatus
- Thoracic inlet
Q2. Which structure passes through the esophageal hiatus?
- Esophagus
- Inferior vena cava
- Thoracic duct
- Aorta
Q3. The phrenic nerve originates from which spinal nerve roots?
- C3–C5
- C1–C3
- T1–T4
- L1–L3
Q4. Which vessels supply arterial blood to the diaphragm?
- Pulmonary arteries
- Superior mesenteric artery
- Bronchial arteries
- Inferior phrenic arteries
Q5. Which side of the diaphragm is usually higher?
- Neither side
- Right side
- Both sides equal
- Left side
Q6. The crura of the diaphragm are composed of which type of muscle tissue?
- Tendinous and muscular tissue
- Cartilaginous tissue
- Fibrous cartilage
- Bone tissue
Q7. Which nerve supplies sensory innervation to the peripheral portions of the diaphragm?
- Phrenic nerve
- Sympathetic trunk
- Lower intercostal nerves
- Vagus nerve
Q8. What structure passes through the aortic hiatus along with the aorta?
- Thoracic duct
- Esophagus
- Inferior vena cava
- Bronchial artery
Q9. In which developmental structure does the diaphragm primarily originate?
- Septum transversum
- Pleuroperitoneal membrane
- Allantois
- Mesonephros
Q10. Which condition involves congenital failure of diaphragm formation leading to abdominal contents entering the thorax?
- Omphalocele
- Gastroschisis
- Spina bifida
- Congenital diaphragmatic hernia