Intermediate Musculophrenic Artery Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. In which direction does the musculophrenic artery course from its origin?

  • Inferolaterally
  • Vertically into the neck
  • Superomedially
  • Posteriorly into the spinal canal

Q2. Which part of the diaphragm is closely related to the musculophrenic artery?

  • Lumbar part only
  • Crus only
  • Central tendon only
  • Costal part

Q3. Which artery directly supplies anterior intercostal spaces one through six?

  • Musculophrenic artery
  • Superior epigastric artery
  • Thoracic aorta
  • Internal thoracic artery

Q4. Which artery supplies anterior intercostal spaces seven through nine?

  • Superior epigastric artery
  • Pericardiacophrenic artery
  • Musculophrenic artery
  • Superior phrenic artery

Q5. Which intercostal spaces normally lack anterior intercostal arteries?

  • Eighth and ninth
  • Fourth and fifth
  • Tenth and eleventh
  • First and second

Q6. Which artery accompanies the phrenic nerve toward the diaphragm?

  • Musculophrenic artery
  • Subcostal artery
  • Superior epigastric artery
  • Pericardiacophrenic artery

Q7. Which arteries provide a major blood supply to the inferior surface of the diaphragm?

  • Coronary arteries
  • Esophageal arteries
  • Bronchial arteries
  • Inferior phrenic arteries

Q8. The musculophrenic artery may anastomose with which diaphragmatic arteries?

  • Carotid and vertebral arteries
  • Renal and gonadal arteries
  • Radial and ulnar arteries
  • Superior and inferior phrenic arteries

Q9. Which structure is supplied by both musculophrenic and phrenic arteries?

  • Thyroid gland
  • Urinary bladder
  • Brain
  • Diaphragm

Q10. What is the proximal arterial pathway to the musculophrenic artery?

  • Axillary to thoracoacromial to musculophrenic
  • Pulmonary trunk to pulmonary to musculophrenic
  • Aorta to bronchial to musculophrenic
  • Subclavian to internal thoracic to musculophrenic
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