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