Section: Questions Set F
Explanation:
(A) Decongestants may exaggerate the nasal stuffiness associated with pregnancy. Judicious use of decongestants and nasal sprays is advocated during pregnancy. (B) Cool air vaporizers and saline drops may help to relieve the nasal stuffiness. Positioning on either lateral side does not decrease nasal stuffiness or prevent epistaxis. (C) Increased estrogen levels result in nasal mucosa edema with subsequent nasal stuffiness. Estrogen also promotes vasodilation, which contributes to epistaxis. The nurse may recommend cool air vaporizers and saline drops to help with the nasal stuffiness. (D) Increased estrogen levels result in nasal mucosa edema with subsequent nasal stuffiness. Estrogen also promotes vasodilation discomforts associated with pregnancy.

Section: Questions Set C
Explanation:
(A) The prone position reduces pressure and tension on the sac. Primary nursing goals are to prevent trauma and infection of the sac. (B) The supine position exerts pressure on the sac. (C) Newborns usually cannot maintain side-lying position. (D) The semi-Fowler position exerts pressure on the sac.

(A) Meperidine is a narcotic analgesic medication that crosses the placental barrier and reaches the fetus, causing respiratory depression in the fetus. A narcotic medication should never be included in the preoperative order for a cesarean delivery. (B) Oxytocin infusion would be discontinued if client is being prepared for a cesarean delivery because the medication would not be needed. (C) The bladder is always emptied prior to and during the surgical intervention to prevent the urinary bladder from accidentally being incised while the uterine incision is made. (D) The abdominal area is always prepared to rid the area of hair before the abdominal incision is made. Abdominal hair cannot be sterilized and could become a source for postoperative incisional infection.

Explanation/Reference:
Explanation:
(A) A chest tube extends from the pleural space to a collection device. The tube is placed below the surface of the saline so that air cannot enter the pleural space. (B) Fluid may enter the pleural space as a result of injury or disease. A chest tube may drain fluid from the pleural space, but the water seal is not involved in this. (C) Chest drainage should be measured, but the water seal is not involved in this. (D) Fluctuations in the tube in the water-sealed bottle will give an indication of respiratory effort, but that is not the purpose of the water seal.

Explanation
(A) Oral iron supplements are contraindicated in thalassemia. (B) Although heart failure may be an end result of this disease, this action is unnecessary. (C) Iron overload is a potential complication of frequent blood transfusions of children with thalassemia. (D) Children should be encouraged to pursue activities related to their exercise tolerance.