Podcast
Questions and Answers
What is the type of muscle tissue responsible for functions like digestion?
What is the type of muscle tissue responsible for functions like digestion?
- Smooth muscle (correct)
- Cardiac muscle
- Striated muscle
- Skeletal muscle
What type of muscle is voluntary and composed of multinucleate fibers?
What type of muscle is voluntary and composed of multinucleate fibers?
- Smooth muscle
- Cardiac muscle
- Skeletal muscle (correct)
- Striated muscle
What are the precursors to muscle fibers with many nuclei?
What are the precursors to muscle fibers with many nuclei?
- Myotubes (correct)
- Myofibrils
- Satellite cells
- Sarcomeres
What is the contractile unit responsible for muscle contraction?
What is the contractile unit responsible for muscle contraction?
What is responsible for the hypertrophy of muscle fibers in response to injury or chemical signals?
What is responsible for the hypertrophy of muscle fibers in response to injury or chemical signals?
What are the repeating units that make up myofibrils?
What are the repeating units that make up myofibrils?
Which connective tissue surrounds the entire muscle?
Which connective tissue surrounds the entire muscle?
What type of muscle fibers are fatigue-resistant and rely on aerobic metabolism?
What type of muscle fibers are fatigue-resistant and rely on aerobic metabolism?
Which structure in skeletal muscle cells is responsible for calcium release and contraction?
Which structure in skeletal muscle cells is responsible for calcium release and contraction?
What provides proprioceptive information to the brain about muscle stretch and relaxation?
What provides proprioceptive information to the brain about muscle stretch and relaxation?
Which muscle fiber type contracts quickly for short periods and relies on anaerobic metabolism?
Which muscle fiber type contracts quickly for short periods and relies on anaerobic metabolism?
What gives rise to the striation pattern seen in muscle fibers?
What gives rise to the striation pattern seen in muscle fibers?
