Nutrition And Physical Fitness Questions With Solutions
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Course
Nutrition & Physical Fitness
Institution
Nutrition & Physical Fitness
Nutrition And Physical Fitness Questions
With Solutions
Heart disease, diabetes, hypertension, osteoporosis, and obesity appear __________________ in
our "developed" societies than they ever did hundreds of years ago more frequently
____% of adults and _____% of adolescents should take part i...
Nutrition And Physical Fitness Questions
With Solutions
Heart disease, diabetes, hypertension, osteoporosis, and obesity appear __________________ in
our "developed" societies than they ever did hundreds of years ago more frequently
____% of adults and _____% of adolescents should take part in regular moderate-to-vigorous
physical activity 30% adults
85% adolescents
the body's ability to do work depends upon having sufficient __________ energy
energy balance in physical activity requires a sound ___________________ base
nutritional
bundles of muscle cells are called fascicles
muscle cells are called fibers
each cell/fiber is composed of bundles of smaller strands called myofibrils
, Nutrition And Physical Fitness Questions
With Solutions
myofibrils contain myofilaments
proteins arranged in highly-organized structures within individual muscle cells, which so the
actual contracting myofilaments
what are the smallest moving parts of every muscle myosin and actin
what make up myofilaments are are arranged in long, parallel rows myosin and actin
what slides together and mesh tightly when the muscle contracts; pull apart when the muscle
relaxes myosin and actin
happens when supply of glycogen and oxygen is exhausted and is insufficient to sustain the
required chemical reactions muscle fatigue
basic energy nutrients in the diet are carbohydrates and fat
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