the distance from one Z line to the next
The Sarcomere
The myofibril is the basic muscle cell, within which is the sarcomere, the basic unit of muscle contraction.
sarcomeresSarcomereSarcomeresThe functional unit of a skeletal muscle is called a sarcomere. Hole's Anatomy 12th edition, pg 287 states: "Muscle fibers, and in a way muscles themselves, are basically collections of sarcomeres, discussed later in this chapter as the functional units of muscle contraction."sarcomere.
Myofibrils The sarcomere is the unit of muscular contraction.
The basic unit of muscular contraction; the sarcomere.
Sarcomere
Sarcomere
Sarcomere
The sarcomere is the contractile unit of a muscle fiber.
sarcomere
sarcomeres
The sarcomere is the smallest contractile unit of muscle.