Adequate selenium intake may lower risk of prostate, lung, and other cancers.
Answer the following statement true (T) or false (F)
True
TRUE statement
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The gastrointestinal tract has three functions, one of which is digestion. What are the other two?
a. Chemical breakdown of food and transfer of nutrients to the body's muscle tissue b. Physical breakdown of food and transfer of nutrients to the spinal column c. Secretion and egestion/excretion d. Absorption and egestion/excretion
What, in addition to parathyroid hormones, regulates the concentration of phosphorous in the blood?
a. Aldosterone and renin b. Calcitriol and calcitonin c. Angiotensin I and angiotensin II d. Renin and antidiuretic hormone (ADH)
A scientist conducts a study to determine the effects of the mineral cadmium on the weight of mice. She adds 5 mcg of the mineral to the daily diet of 100 4-week-old laboratory mice. Every week, the researcher records the weight of each mouse. At the end of the study, the scientist notes that 3 mice died, 40 mice lost weight, 40 mice gained weight, and the remaining 17 mice didn't gain or lose weight during the 12-week period. Based on this information, what would you tell the researcher about her findings?
A. The findings are newsworthy and important enough to be published in a peer-reviewed nutrition journal. B. The findings are very interesting and provide scientific proof that cadmium causes weight loss. C. The findings are biased because the scientist used mice instead of humans in her study. D. The findings are not meaningful because of the way the scientist designed her study.
The hormone leptin signals your brain that you need to take in food
Indicate whether the statement is true or false