Parathyroid hormone ________.
A. signals osteoblasts to release calcium from bones
B. enhances the body's ability to retain calcium
C. increases the body's rate of potassium excretion
D. enables glucose to enter cells
Answer: B
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If a nutrient has an Adequate Intake value instead of a Recommended Dietary Allowance value, it means that:
A) there is insufficient scientific evidence to establish an Estimated Average Requirement value and a Recommended Dietary Allowance value for that nutrient. B) rigorous scientific studies have set a conclusive dietary intake goal for that nutrient. C) the nutrient is toxic and requires that a tolerable upper limit be set for its intake to avoid nutrient overconsumption and toxicity. D) consumption limits need to be provided for that nutrient for those who take supplements or consume large amounts of fortified foods.
Water-soluble vitamins are ________ fat-soluble vitamins
A) more bioavailable than B) less bioavailable than C) as bioavailable as D) marginally bioavailable compared to
Use of anabolic steroids by males may lead to a decrease in testicle size, early-onset baldness, and development of breast tissue
Indicate whether the statement is true or false
The physiological response to hyperglycemia resulting from the consumption of carbohydrate-containing foods is:
a. stimulation of alpha cells in the pancreas and secretion of insulin. b. stimulation of beta cells in the pancreas and the secretion of insulin. c. stimulation of alpha cells in the pancreas and secretion of glucagon. d. stimulation of beta cells in the pancreas and secretion of glucagon.