In terms of mixed acid–base disorders, which of the following is not possible?
A. metabolic acidosis and respiratory acidosis
B. respiratory acidosis and respiratory alkalosis
C. metabolic alkalosis and respiratory alkalosis
D. metabolic acidosis and respiratory alkalosis
E. metabolic alkalosis and respiratory acidosis
Answer: B
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Marcus is a healthy 55-year-old man. According to recommendations of the Centers for Disease Control and Prevention, Marcus should engage in at least ________ minutes of moderate-intensity physical activity each week.
A. 75 B. 200 C. 100 D. 150
How much fiber is recommended for adults daily?
A. 10–15 g B. 20–25 g C. 25–38 g D. 40–50 g E. 50–60 g
Essential features of anorexia nervosa in an individual include:
A) the absence of at least 3 consecutive menstrual periods in females. B) intense fear of becoming fat or gaining weight despite being underweight. C) refusal to maintain body weight at or above 85% of normal weight for age and height. D) All of the above E) b, c
Approximately _____ percent of the food produced in the U.S. each year is wasted
1.25% 2.40% 3.50% 4.10% 5.18%