Th2 cells produce IL-4 and suppress which cells?
a. B lymphocytes
b. Cytotoxic T lymphocytes
c. Th1 cells
d. Memory T lymphocytes
Ans: c. Th1 cells
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Which of the following measures would be included in a teaching plan to instruct new parents on reducing the incidence of sudden infant death syndrome?
a. Bottle-feed an infant at night b. Place infants on their stomach to sleep c. Keep an infant's room well ventilated d. Place soft bedding and pillows in an infant's crib
Why is it important for the nurse giving a vaccine to know whether the patient has an allergy to eggs and feathers?
a. Many biologic agents come from chick embryos. b. Viruses are found in all eggs. c. Chicken egg cells are close to human cells. d. There is clotted blood in egg cells.
Which of the following information regarding the transmission of lice would the nurse identify as a myth?
A) Lice can be spread by sharing of hats, caps, and combs. B) Lice can jump from one individual to another. C) Lice need to be removed from the hair with a fine comb. D) Lice can be seen without magnification.
The nurse notices that a child is increasingly apprehensive and has tachycardia after heart surgery. The chest tube drainage is now 8 ml/kg/hr. What should be the nurse's initial intervention?
a. Apply warming blankets. b. Notify the practitioner of these findings. c. Give additional pain medication per protocol. d. Encourage child to cough, turn, and deep breathe.