Overview
Muscle anatomy and function are essential for understanding how our bodies move and perform daily activities. Muscles are categorized into three types: skeletal, smooth, and cardiac, each serving distinct roles in movement and bodily functions. Skeletal muscles are under voluntary control, while smo...
Key Terms
Example: Biceps and triceps are skeletal muscles.
Example: The muscles in the stomach are smooth muscles.
Example: The heart is made of cardiac muscle.
Example: A motor unit activates muscle fibers for contraction.
Example: Marathon runners rely on Type I fibers.
Example: Sprinters utilize Type II fibers.