Approximately what percentage decline in basal metabolism is seen in an 80-year-old person compared with a 40-year-old?
a. 1-2 b. 2-4
c. 4-8 d. 8-16
c
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Which of the following is symptom of scurvy?
a. Purplish tongue b. Poor wound healing c. Edema d. Hair loss e. Oily skin
Complete the figure of the fetus in the womb. (The same part may be labeled twice.)
Which of the following statements is true?
A. Your body is unable to make cholesterol. B. Phospholipids are partially water soluble. C. Your body can make alpha-linolenic acid and linoleic acid. D. Trans fatty acids are a by-product of the emulsification process.
Which of the following is a feature of the lymphatic system?
A. It removes waste materials from the blood and produces urine. B. It serves to transport water-soluble vitamins to the heart. C. It funnels nutrients to the liver via a one-way pump. D. It picks up and transports dietary lipids.