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The Balfour Declaration
Action Potentials
Electrical impulses that travel along the membrane of a neuron or muscle cell, enabling the transmission of signals within and between cells.
Sarcomere
The basic functional unit of striated muscle fibers, responsible for muscle contraction, delineated by Z lines.
Myosin Myofilaments
Myosin myofilaments are thick filaments found in muscle cells that, along with actin filaments, play a key role in the muscle contraction process by sliding past each other.
Z Disc
A specialized region within a muscle fiber's sarcomere that serves as the attachment point for actin filaments, marking the boundary between adjacent sarcomere units.
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