In addition to proper growth and development, bone remodeling is critical in maintaining
A. blood glucose levels.
B. blood calcium levels.
C. blood coagulation.
D. vitamin D production.
Answer: B
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Which of the following conditions has been associated with low vitamin A intake?
A) Scurvy B) Beriberi C) Pellegra D) Spina bifida E) Xerophthalmia
The building blocks of proteins are
A) amino acids. B) fatty acids. C) glucose units. D) nitrogen.
Which of the following statements correctly explains why sports anemia occurs?
A) Exercising athletes consume more oxygen than the body's hemoglobin can transport. B) Most athletes don't consume enough iron to have fully functioning hemoglobin. C) Strenuously exercising athletes have an increased blood volume, which dilutes concentrations of hemoglobin. D) Most athletes don't consume enough protein to produce adequate amounts of hemoglobin.
Harold is a college sophomore and is trying to get in shape for spring break. He would like to lose the body weight he has gained during his freshman and sophomore years. In high school he played sports and his family prepared healthy meals, but his freshman and sophomore years have proven to be very different with late nights of school work and hanging out with friends playing poker and eating
lots of take-out food, snacking on pizza, and drinking soda. Harold, who is 5' 10" tall, has gained 18 pounds and now weighs 180 pounds. Harold has never tried to lose weight before and decides to talk to a personal trainer at the gym to get help. During Harold's consultation the personal trainer assesses his BMI, determines his ideal body weight, and measures his body fat content using skin fold calipers. The personal trainer tells Harold his body composition is 26% fat. The personal trainer also measures Harold's waist and his measurement is 42". What does Harold's waist circumference tell him? A) He has eaten too much pizza and drunk too much soda B) He has an "apple" shape and is at risk for metabolic syndrome C) That he needs to buy bigger pants D) That he needs to get a tummy tuck E) That he has a "pear" shape and is at risk for metabolic syndrome