Biology 5090 · O Level · Heart

Heart — practice question

A ventricular septal defect is an opening in the septum separating the left ventricle and right ventricle of the heart. Which statement describes how blood flow through the heart is affected in a person with a ventricular septal defect?

  • ASome deoxygenated blood flows into the pulmonary vein.
  • BSome oxygenated blood flows into the right atrium.
  • CSome oxygenated blood flows through the pulmonary artery.
  • DSome deoxygenated blood flows into the left atrium.

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI