Examlex
The structural unit of spongy is called .
Actin Myofilament
Thin filaments within muscle cells that, along with myosin filaments, contribute to muscle contraction and movement.
Myosin Myofilament
Thick myofilament of muscle fibrils; composed of myosin molecules.
Sarcomere
The basic unit of striated muscle tissue responsible for muscle contraction, delimited by Z discs.
Spastic Contractions
Involuntary muscle contractions that are sudden and sustained, often resulting from spinal cord injury or neurological disorders.
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