Which of the following describes the effect of vitamin A in foods?
a. Fast-food French fries are good sources of vitamin A.
b. Arctic explorers who have eaten large quantities of polar bear liver have become ill with symptoms suggesting vitamin A toxicity.
c. To date, scientists have been unable to solve the problem of vitamin A deficiencies in developing countries.
d. Chlorophyll in vegetables can be converted to active vitamin A in the intestinal cells.
e. Pregnant women should eat at least one ounce of beef liver per day to help ensure normal fetal eye development.
Answer: B
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? Case Study Multiple Choice Ms. Smith, an 85-year-old female, is admitted to a hospital with a hip fracture and dehydration. She is awaiting surgery. Her family reports that she lives alone and has been showing signs of dementia since last month. The doctor suggests she consult a nutritionist because the nurse reports that she is not eating well. Height: 5'5"Weight: 110 lbs Usual body weight: 125 lbs (6 months ago) Albumin: 2.8 g/dL Hemoglobin: 12 g/dL Prealbumin: 14 mg/dL Total lymphocyte count: 2500 ? The clinician calculates and interprets Ms. Smith's percent (%) unintentional weight change. The result is 13.6%. This is classified as:
A. mild malnutrition B. moderate malnutrition C. significant malnutrition D. considerable malnutrition E. severe malnutrition
Compared with cow's milk, breast milk contains
a. less protein and calcium. b. less lactose and vitamin C. c. more fat and less carbohydrate. d. more energy and less vitamin E. e. more vitamin D.
How often should the fluid intake and output of a patient on TPN be checked?
A) before starting B) every 4 to 8 hours C) daily D) once a week
A person diagnosed with phenylketonuria (PKU) should avoid products containing ________.
A. aspartame B. lactose C. saccharin D. sucrose