Assignment Three, the Effect on the Bodyfor Subject a and Subject B

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Subject A Skeletal system With the life style of subject A having no meaningful exercise since leaving school at 18, because of this the effect on the skeletal system would mean that their bones would become more fragile and weak. Also because of the lack of exercise there would be loss of bone density and this may give them a risk of osteoporosis, this is a disease of the bone. It means their bones become weak and are more likely to break. Even when running or walking these would put force through the bones like the tibia and the femur, the body will respond by laying down more cartilage and calcium in the bone to strength them but if they put too much force on the bones when you have not done any real exercise since they left school there would be a higher risk that the bones would break more. Subject B skeletal system Comparing the life style to subject A subject B would have a less of a chance of bones breaking and because of the life style of subject B and of all the exercise that they do subject B’s bone density will increase and this would keep happening when continuing exercise regularly. When exercising your muscles get bigger and stronger when used. Bones are similar; they get stronger and denser when you make them work. And over the time that subject B was exercising the skeletal system would adapt in these ways: an increase in bone density, stronger ligaments. And thickening of the hyaline cartilage at the ends of the bones. Subject A muscular system Because of the life style subject A will not have the same health as subject B because of the lack of exercise of subject A their muscle will not have the same befits of gaining in mass and in speed. Because the muscle will not gain strength and you want get an increase in muscle mass. Without the training the muscle will not grow in size or even in strength. And an unused and untrained muscle will

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