During contraction, the filaments slide past he thick filaments, shortening the sarcomere. The thick and thin filaments do the actual work of a muscle, and the way they do this is pretty cool. Thick filaments are made of a protein called myosin. At the molecular level, a thick filament is a shaft of myosin molecules arranged in a cylinder. Thin filaments are made of another protein called actin. The thin filaments look like two strands of pearls twisted around each other.
A. a woman with high body weight and high percent body fat.
<h3>Body fat</h3>
The body fat percentage (BFP) of a person or other living thing is calculated by dividing the entire mass of fat by the total body mass and multiplying the result by 100. To sustain life and the ability to reproduce, the body needs essential fat. Because of the needs of childbearing and other hormonal activities, women have a higher amount of essential body fat than males do. Adipose tissue, which has a protective function for internal organs in the chest and belly, is the source of storage body fat. Body fat % can be measured with calipers or by using a bioelectrical impedance analysis technique, among other options.
Of the following people, who will probably have the highest blood alcohol concentration after consuming three drinks in 1 hour?
A. a woman with high body weight and high percent body fat
B. a man with low body weight and low percent body fat
C. a man with high body weight and high percent body fat
D. a woman with high body weight and low percent body fat
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D. He should perform rehabilitation exercises, because he his body has gone 3 weeks without the same routine, and therefore he may be more vulnerable to injury.
