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Enumerate

1. Name the muscle proteins. What is the role of Troponin C in muscle contraction

2. Role of tropomyosin in muscle contraction

3. Role of calcium ion in skeletal muscle contraction

4. What are the Properties of nerve fiber

Long Questions

1. Write the molecular mechanism of muscular contraction. Add a note on Rigor Mortis

2. Explain the sliding filament hypothesis and outline the main events in the cross-bridge cycle

3. What is degeneration of neuron

Short Questions

1. Sequence of events of neuromuscular junction

2. Excitation – contraction coupling

3. Mechanism of muscle contraction (sliding filament theory)

4. Describe the Sarcotubular system?

5. What is myasthenia gravis. Describe the biological basis of its treatment

6. Explain strength-duration curve?

7.. Explain degeneration in the neuron

Differentiate

  1. Differentiate between Myelinated v/s non myelinated nerve fibre
  2. Difference between three types of muscles(skeletal, cardiac and smooth)
  3. Differentiate between Isotonic and isometric contraction