Multiple choice

In human beings, the pulmonary artery originates from

  1. limbus of the fossa ovalis

  2. fossa ovalis

  3. crista terminalis

  4. conus arteriosus

  5. septomarginal trabecula
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

It is a conical extension of the right ventricle in the heart of mammals, from which the pulmonary artery originates.

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