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body must maintain a blood level of this at the expense of the bones if not getting it from diet, involved in hypertension reduction, reduces colon cancer risk, best sources are dairy products
increases risk of hypertension, temporarily increase body water, body must get rid of water to get rid of it
counteracts hypertension, can become depleted if you are sick and throwing up or have diarrhea or don't eat, can cause heart failure, good sources are fruits and vegetables
needed to make thyroxine; if you don't get enough when you're pregnant, can cause creatinism, mental retardation in infant; too much causes toxic goiter
which of the following provides most of the energy the muscles use in the early minutes of activity
less glucose and more fat
a person who continues exercising moderately for longer that 20 minutes begins to use ____ _________ ___ _____ ___ for fuel
A compound in food that can be converted into an active vitamin inside the body is known as a (an)
which of the following B vitamins is especially important for women of childbearing age to prevent neural tube defects?
definition of a vitamin
an organic compound that is indespensable to body function and needed in minute amounts
research does not support the idea that athletes need supplements of vitamins to enhance their performance
true statements about basal metabolism
it supports the work that goes on all the time and it is directly controlled by the hormone thyroxine
tomato and meat, fish or poultry
which of the following would you consume with a food source of non-heme iron in order to facilitate iron absorption?
milk, cheese, and yogurt
the best way to obtain the calcium you need is to consume more ______, ______, ___ ______
which mineral supplement is a leading cause of fatal accidental poisonings of U.S. children under 6 years old?
a high blood level of homocysteine is associated with a deficiency of B vitamins and may increase the risk of heart disease
dairy foods such as butter, cream, and cream cheese are good sources of calcium whereas vegetables such as broccoli are poor sources
the obesity theory stating that the body chooses to be at a specific desired weight
weight training to improve muscle strength and endurance has no effect on maintaining bone mass
the average resting pulse for adults is around 70 bpm, but the rate is higher in active people
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