List 3 symptoms of vitamin A toxicity.
What will be an ideal response?
Headache, vomiting, double vision, dry mucous membranes, bone and joint pain, liver damage, hemorrhage, coma, spontaneous abortions, birth defects; Upper Level is 3000 ?g of preformed vitamin A.
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Mrs. Hernandez, a 59-year-old female, has been experiencing diarrhea and increased intestinal gas after drinking milk. She is diagnosed with lactose intolerance and subsequently worried about her bone health if she cannot drink milk. The nurse reassures her that she may still be able to tolerate some dairy foods and consume adequate calcium by all of the following means except:
a. drinking chocolate milk. b. consuming yogurt with live bacterial cultures. c. dividing her milk intake into small portions throughout the day. d. consuming processed cheeses.
Bioelectrical impedance analysis, a method used to determine body composition, is based on which principle??
A) ?Atomic nuclei behave like magnets when an external magnetic field is applied across the body. B) ?Adipose tissue is denser than lean body tissue. C) ?Electrical conductivity is greater in lean tissue than in adipose tissue. D) ?Fat-free mass is proportional to total body potassium.
Which of the following statements about weight loss is false?
A) A reduction of 5% to 10% of initial body weight produces significant health benefits B) Once a person reaches their desired amount of weight they can stop exercising C) Weight loss reduces the number of calories a person needs D) Fat mass and lean body mass are reduced when a person loses weight
Which of the following is a difference between active and passive transport mechanisms?
A) Unlike active transport mechanisms, passive transport mechanisms do not require adenosine triphosphate. B) Unlike passive transport mechanisms, active transport mechanisms are used to maintain homeostasis. C) Unlike active transport mechanisms, passive transport mechanisms enable transport using a carrier protein. D) Unlike passive transport mechanisms, active transport mechanisms facilitate the movement of nutrients into the enterocytes.