A menstrual flow results from _____.
A. the implantation of a fertilized ovum in the endometrium
B. adecrease in progesterone and estrogen levels
C. the release of gonadotropin-releasing hormone by the hypothalamus
D. the production of prostaglandins by the uterus
E. the release of progesterone and estrogen by the corpus luteum
Answer: B
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Which fiber is a nonpolysaccharide?
a. cellulose b. lignin c. pectin d. gum e. lignite
The body loses the most water through:
a. perspiration b. urine c. feces d. respiration
People who are thin and unhealthy _____
a. tend to have reduced bone mineral density b. tend to frequently participate in high-intensity physical activity c. tend to have enhanced concentration d. often live longer e. often restrict calories
The nurse is evaluating the nutritional status of a 55-year-old man who is undergoing radiation treatment for oropharyngeal cancer. Which laboratory test would be the best indicator to determine if the patient has protein-calorie malnutrition?
a. Serum transferrin b. C-reactive protein c. Serum prealbumin d. Alanine transaminase (ALT)