pre-week 5
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Multi-nucleate
Containing many nuclei
Sarcomere
Contractile unit of a muscle cell that make a myofibril
Sarcoplasmic Reticulum
Modified endoplasmic reticulum that regulates calcium in the cell
Myoglobin
Oxygen-binding protein in a muscle cell
Myofilament
The major component of a muscle cell (takes up the most intracellular volume)
T-tubules
Tubes continuous with the sarcolemma to increase surface area
Fascicle
a group of muscle cells within the belly of a muscle
Muscle Fiber
an individual muscle cell
Sarcolemma
plasma membrane of skeletal muscle cells
sarcoplasm
the cytoplasm of a skeletal muscle cell