Which of the following observations is an example of a positive correlation?
A. When a population's level of physical activity increases, the percentage of people who develop heart disease decreases.
B. When a population's intake of vitamin A decreases, the percentage of people in the population who develop blindness increases.
C. When a population's intake of plant foods decreases, the percentage of obese people in that population increases.
D. When a population's vitamin D intake decreases, the percentage of people in the population that have healthy immune systems decreases.
Answer: D
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a. thyroxine. b. epinephrine. c. somatostatin. d. growth hormone.
What is the process of converting the soft rubbery fetal bones into hard, mineralized bone called?
a. Calcification b. Ossification c. Mineralization d. Marbleization
The nurse recognizes that a patient experiencing a high fever and vomiting is at risk for:
a. malnutrition. b. wasting. c. dehydration. d. fluid retention.
First aid for a bleeding injury includes all of the following except ________
A) gently remove debris from around the injury B) immobilize the injured body part. C) apply pressure directly to the wound. D) change bandages as soon as they become saturated with blood