The human zygote has a total of how many chromosomes?
a. 23
b. 25
c. 46
d. 50
Ans: c. 46
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A nurse evaluates the following laboratory results for a client who has hypoparathyroidism:
Calcium 7.2 mg/dL Sodium 144 mEq/L Magnesium 1.2 mEq/L Potassium 5.7 mEq/L Based on these results, which medications should the nurse anticipate administering? (Select all that apply.) a. Oral potassium chloride b. Intravenous calcium chloride c. 3% normal saline IV solution d. 50% magnesium sulfate e. Oral calcitriol (Rocaltrol)
What happens during the process of immunosurveillance?
a. T cells recognizing and destroying the abnormal cell b. White cells (WBC) destroying the abnormal cell c. Excretion of histamine to interfere with the replication of the abnormal cell d. B cells attaching to abnormal cell
The nurse is preparing a class on breastfeeding for pregnant women in their first trimester. The women are from a variety of cultural backgrounds, and all speak English well. Which statement should the nurse include in this presentation?
1. "Although some cultures believe colostrum is not good for the baby, it provides protection from infections and helps the digestive system to function." 2. "Some women are uncomfortable with exposing their breasts to nurse their infant, but it really isn't a big deal. You will get used to it." 3. "No religion prescribes a feeding method, so you all can choose whatever method makes the most sense to you." 4. "Many cultures consider skinny babies to be healthier than chubby babies. Breastfeeding is best for those people."
The nurse is caring for a patient who is immobile and needs to be turned every 2 hours. The patient has poor lower extremity circulation, and the nurse is concerned about irritation of the patient's toes. One strategy that the nurse could use is
a. A foot cradle. b. A trochanter roll. c. The trapeze bar. d. Hand rolls.