(A)
The client could contract an infection, but at this point it is not the most pertinent issue.
(B)
The client's statement indicates that she does not grasp the full impact of her illness. Further client education must be given, along with allowing her to express her feelings regarding her illness. (C) The client may require a transfusion, but this is a temporary measure because the causative agent has not been identified. Her feelings regarding her illness must be addressed in order for care to continue. (D) A bone marrow is done first to make a definitive diagnosis; then treatment may begin.

Explanation/Reference:
Explanation:
(A) Cystic fibrosis is not an X-linked or sex-linked disease. (B) The only characteristic on the Y chromosome is the trait for hairy ears. (C) Both parents do not need to have the disease but must be carriers. (D) If a trait is recessive, two genes (one from each parent) are necessary to produce an affected child.

Section: Questions Set A
Explanation:
(A) March 27 is a miscalculation. (B) February 1 is a miscalculation. (C) February 27 is the correct answer. To calculate the estimated date of confinement using Naegele's rule, subtract 3 months from the date that the last menstrual cycle began and then add 7 days to the result. (D) January 3 is a miscalculation.

(A) A priority nursing goal is attending to the client's safety and well-being. Reorient frequently, remove dangerous objects, and maintain consistent environment. (B) Short, frequent visits are recommended to avoid overstimulation and fatigue. (C) Short, concise, simple explanations are easier to understand. (D) Mental capability and attention span deficits make learning difficult and frustrating.

(A) Limiting initial feeding times will only delay nipple soreness as well as the establishment of the letdown reflex, thus encouraging engorgement from clogged ducts and ductules. (B) Soap should be avoided because it may be excessively drying, predisposing nipples to cracking. (C) For optimal milk production, an additional 500 kcal over maintenance levels are needed daily. (D) Lipase, not lactose, emulsifies the fat in breast milk, making it almost totally digestible by infants.