Smooth muscle myocytes are spindle shaped with a single centrally located nucleus. Muscle Types: Cardiac and skeletal muscle are both striated in appearance, while smooth muscle is not. Both cardiac and smooth muscle are involuntary while skeletal muscle is voluntary. Smooth muscle, also called involuntary muscle, muscle that shows no cross stripes under microscopic magnification. It consists of narrow spindle-shaped cells with a single, centrally located nucleus. Smooth muscle tissue, unlike striated muscle, contracts slowly and automatically.Smooth muscle fibers are located in walls of hollow visceral organs, except the heart, appear spindle-shaped, and are also under involuntary control. Skeletal muscle fibers occur in muscles which are attached to the skeleton. They are striated in appearance and are under voluntary control.

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Explanation:

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2 years ago

Which one of the following statements about gender and strength training is TRUE? 1. Men have a lower proportion of muscle overa

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Answer:

Women tend to reduce body fat as a result of strength training

Explanation:

Strength training involves the performance of physical exercises which are targeted at improving strength and endurance. It is necessary for women to develop and maintain strength as they get older so as to prevent injury and stave off bone loss and osteoporosis. Strength training does not only strengthens muscles, but also the bones that support the muscles also.

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3 years ago

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