Muscle Adaptations from Anaerobic Training

What type of hypertrophy involves an increase in the size and number of myofibrils?

• Type II Hypertrophy

• Sarcoplasmic Hypertrophy

• Type I Hypertrophy

• Myofibrillar Hypertrophy

Which type of muscle fiber shows greater growth due to anaerobic training?

• Type I fibers

• Type IIa fibers

• Type II fibers

• Type IIx fibers

What adaptation occurs when fast-twitch Type IIx fibers convert to Type IIa fibers?

• Increased endurance

• Decreased strength

• Increased flexibility

• Decreased power output

What is enhanced by anaerobic training that improves energy production through glycolysis?

• Mitochondrial density

• Aerobic capacity

• Capillarization

• Glycolytic capacity

What system provides immediate energy for short, high-intensity efforts?

• Glycolytic system

• Phosphagen system

• Lactic acid system

• Aerobic system

What adaptation occurs in connective tissues due to anaerobic training?

• Reduced injury risk

• Decreased tensile strength

• Increased collagen synthesis

• Increased muscle stiffness

What is the effect of anaerobic training on muscle glycogen storage?

• Increased storage capacity

• No effect on storage

• Increased fat storage

• Decreased storage capacity

What adaptation helps delay fatigue during high-intensity efforts?

• Decreased mitochondrial density

• Reduced muscle damage

• Improved buffering capacity

• Increased muscle stiffness

What is a benefit of increased neuromuscular efficiency?

• Improved muscle recovery

• Optimized coordination between nervous system and muscle fibers

• Decreased coordination

• Reduced muscle strength

What happens to muscle fiber cross-sectional area with resistance training?

• It fluctuates

• It decreases

• It remains the same

• It increases