1. Explain why the A band does not change length during musclecontraction but the I band and H-zone do change length.
2. Describe the cause of muscle strength gains early(1st 8 weeks) in a resistance training program and thecause of muscle strength gains later (after 8 weeks) in aresistance training program.
3. Explain what myonuclear domain is and what myonuclear domainthreshold is.
4. Explain why it is important for myosin heads within a myosinprotein to undergo asynchronous cross-bridge cycling.
5. List two primary differences between skeletal muscle cellsand cardiac muscle cells.
