Intermediate Internal Thoracic Artery Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. Which muscle lies anterior to the internal thoracic artery along much of its course?

  • Trapezius
  • Supraspinatus
  • Internal intercostal muscle
  • Latissimus dorsi

Q2. Which muscle separates the lower internal thoracic vessels from the pleura?

  • Serratus posterior superior
  • External intercostal
  • Pectoralis minor
  • Transversus thoracis

Q3. Anterior intercostal branches of the internal thoracic artery supply which spaces directly?

  • Only the first space
  • Seventh through eleventh spaces
  • Only the tenth space
  • First six intercostal spaces

Q4. Which vessel supplies anterior intercostal branches in the seventh to ninth spaces?

  • Superior phrenic artery
  • Bronchial artery
  • Musculophrenic artery
  • Superior epigastric artery

Q5. Anterior intercostal arteries anastomose with which vessels?

  • Pulmonary arteries
  • Renal arteries
  • Posterior intercostal arteries
  • Coronary arteries

Q6. Which branches of the internal thoracic artery contribute to breast blood supply?

  • Bronchial branches
  • Spinal branches
  • Perforating branches
  • Lumbar branches

Q7. Through which spaces do prominent perforating branches reach the breast?

  • Seventh through ninth spaces
  • Second through fourth spaces
  • Only the first space
  • Tenth and eleventh spaces

Q8. The superior epigastric artery anastomoses with which artery?

  • Renal artery
  • Inferior mesenteric artery
  • Inferior epigastric artery
  • Splenic artery

Q9. Which branch supplies both the pericardium and diaphragm?

  • Perforating artery
  • Pericardiacophrenic artery
  • Superior epigastric artery
  • Bronchial artery

Q10. Which branches supply the sternum and nearby anterior thoracic wall?

  • Spinal and radicular branches
  • Renal and gonadal branches
  • Bronchial and esophageal branches
  • Sternal and perforating branches
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