Muscle Cells: Crash Course Anatomy & Physiology #21

Over one-third of the total human body mass is made up of skeletal muscle Skeletal muscle

The structures called skeletal muscles are organs They con- sist mainly of skeletal muscle tissue plus important connec- tive and nervous tissue components

lung anatomy The “belly” of the muscle is typically the largest or thickest portion of the muscle The muscle belly is composed of the fascicles, which are groups of muscle

anatomy muscle What each of our bones are called, what our organs do and the purpose of each muscle? Our anatomy illustrations answer all these questions and more Product