Three Types of Muscle

Quiz on the Three Types of Muscles

Spread 2.4.8 in the OCR Biology A2 Student Text Book (pages 234 to 235)

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1. What is a sarcomere?

  • A circular bundle of muscle cells
  • The correct term for a muscle cell
  • The smallest contractile unit of a muscle
  • An organelle
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Other questions in this quiz

2. Which of these is NOT a type of cardiac muscle?

  • Ventricular
  • Myogenic
  • Specialised excitatory and conductive muscle fibres
  • Atrial

3. What is the name of the cell surface membrane that surrounds muscle fibres?

  • Mysosin
  • Sarcolemma
  • Intercalated disc
  • Sarcomere

4. Muscle cells do NOT contain:

  • Chloroplasts
  • Myofibrils
  • Many Mitochondria
  • Extensive Sarcoplasmic Reticulum

5. When looking at a microscope slide, cardiac muscle looks to be...

  • Striated, branched, in rows and with dark areas known intercalated discs.
  • Striated and multinucleated
  • 'Spindle' shaped

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