AThey usually operate together with other muscles in functional groups.
BThey account for 36-45% of total body weight.
CThey can be stretched to up to 250% of their resting length.
DSkeletal muscle is the most plentiful tissue type in the body.
✓ Correct answer: C. They can be stretched to up to 250% of their resting length.All these facts are true about skeletal muscles except for C. Skeletal muscles can only be stretched up to 150% of their resting length, not up to 250%. There are over 600 different skeletal muscles in the body and they work in pairs and groups to perform movement.
Keep practising. Use the free ACE CPT PDF, watch the YouTube walkthrough, or unlock all 10 web questions with timed mock exams.
Free practice here. Timed mocks when you are ready.
Study the ACE CPT Exam Prep 2026 Test free question explanations, download the PDF, then unlock timed mock exams on the web when you want exam-day practice.