Cardiac muscle is described as myogenic because

  1. it contracts without needing nerve impulses
  2. it contains no mitochondria
  3. it never tires
  4. it is controlled by the brain only
Answer

A) it contracts without needing nerve impulses

The heartbeat starts within the muscle. AS & A Level Biology · Topic 8 Transport in Mammals · 8.3 The heart

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