Beginner Diaphragm Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. What is the primary function of the diaphragm?

  • Excretion
  • Digestion
  • Circulation
  • Inspiration (inhaling)

Q2. Which structure passes through the diaphragm at the T8 vertebral level?

  • Esophagus
  • Inferior vena cava
  • Aorta
  • Thoracic duct

Q3. The diaphragm separates which two major body cavities?

  • Thoracic and abdominal cavities
  • Abdominal and pelvic cavities
  • Cranial and thoracic cavities
  • Cranial and abdominal cavities

Q4. Which nerve provides motor innervation to the diaphragm?

  • Intercostal nerve
  • Hypoglossal nerve
  • Phrenic nerve
  • Vagus nerve

Q5. Which structure passes through the diaphragm along with the esophagus?

  • Sympathetic trunk
  • Thoracic duct
  • Inferior vena cava
  • Vagus nerves

Q6. What is the central tendon of the diaphragm made of?

  • Elastic cartilage
  • Muscle fibers
  • Fatty tissue
  • Connective tissue

Q7. Which organ lies immediately below the right dome of the diaphragm?

  • Stomach
  • Liver
  • Heart
  • Pancreas

Q8. Which muscle assists the diaphragm during deep inspiration?

  • Internal oblique muscles
  • Transversus abdominis
  • External intercostal muscles
  • Rectus abdominis

Q9. What is the term for an opening in the diaphragm for major structures?

  • Canal
  • Foramen
  • Sinus
  • Hiatus

Q10. Which condition occurs when abdominal organs protrude into the thoracic cavity through the diaphragm?

  • Pneumothorax
  • Pulmonary embolism
  • Hemothorax
  • Hiatal hernia
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