This vitamin is synthesized by intestinal bacteria, but not in sufficient amounts to meet the body’s needs, and is given to newborns at birth.

Studies suggest that leukoplakia is caused by excess vitamin A, retinoids, and beta-carotene. Leukoplakia is an erythematous lesion that appears on the lateral borders of the tongue.

Oral signs of deficiency for which type of vitamin include the following: 1. Cracking of the skin at the corners of the lips 2. Purple-red swollen tongue 3. Secondary infection with fungi or bacteria (i.e. NUG) 4. Edema of oral and throat mucous membranes 5. Painful eating and swallowing

Which of the following samples will have the lowest pressure if they are all at the same temperature and in identical containers (same volume)?

Define vapor pressure.

25. The nurse is teaching a client newly diagnosed with systemic lupus erythematosus (SLE) about the condition. Which statement by the client indicates teaching has been effective?

29. Which of the following menu selections would be the best choice for potentially reducing the risks of cancer?

50. Order: Meperidine 40 mg and Vistaril 12.5 mg IM to be drawn up in one syringe. Supply: Meperidine 75 mg/mL and Vistaril 50 mg/2 mL The nurse will administer the following total volume: ____________ mL Please enter only the numerical response, go to the first decimal place if rounding is indicated. 

32. The nurse is orienting a new nurse to the oncology unit. When reviewing the safe administration of antineoplastic agents, what action should the nurse emphasize?

37. A cancer patient who has been receiving chemotherapy treatments has developed extensive mouth sores.  Which of the following nursing interventions is most appropriate in this patient’s plan of care?