The left ventricle wall is thicker than the right because it

  1. receives blood from the lungs
  2. has to pump blood to the lungs
  3. has more valves
  4. pumps blood around the whole body at high pressure
Answer

D) pumps blood around the whole body at high pressure

Systemic circulation needs high pressure. AS & A Level Biology · Topic 8 Transport in Mammals · 8.3 The heart

Biology MCQ · More A Level Biology: Transport in mammals MCQs · Practise