12 Questions
The three main types of muscles are skeletal, cardiac, and smooth.
True
Skeletal muscles are attached to bones and are under voluntary control.
True
Skeletal muscle fibers are cylindrical and have a single nucleus.
False
Skeletal muscles are responsible for maintaining body temperature.
True
Skeletal muscles are powered primarily by the oxidation of proteins.
False
Skeletal muscles are responsible for the erect posture of the body.
True
The term 'muscle' is derived from the Latin word 'musculus' which means a little mouse.
True
Muscles are responsible for the circulation of blood cells throughout the body.
True
The human muscular system includes fewer than 500 muscles.
False
Muscles are composed of protein filaments of actin and myosin that slide past one another, producing contraction.
True
Muscles are responsible for the movement of food through the digestive system via peristalsis.
True
Muscles are found only in animals and not in humans.
False
Explore the definition, structure, and function of muscles in animals and humans. Learn about the protein filaments, actin, myosin, and how muscle contraction occurs. Discover the origin of the term 'muscle' and its association with a 'little mouse'.
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