(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 Nagele'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.

Explanation
(A) The discomfort of photophobia is alleviated by dimming the lights. (B) Helping the child to breathe slowly and deeply may help to reduce anxiety, but it will not alleviate other discomforts of viral meningitis. (C) It is important to maintain fluid balance, but sips of warm liquids do not alleviate the discomforts of meningitis.
(D) A large, soft pillow under her head causing neck flexion is likely to increase her discomfort owing to stretching of the meninges.

Explanation/Reference:
Explanation:
(A) Clients experiencing ideas of reference believe that information from the environment (e.g., the television) is referring to them. (B) Clients experiencing delusions of persecution believe that others in the environment are plotting against them. (C) Clients experiencing thought broadcasting perceive that others can hear their thoughts. (D) Clients experiencing delusions of grandeur think that they are omnipotent and have superhuman powers.

Explanation/Reference:
Explanation:
(A) A blood pressure within acceptable range best demonstrates compliance, but weight loss cannot be accomplished without adherence to medication, diet, and exercise. (B) Absence of side effects does not indicate compliance with medication. Pill counts can be misleading because the client can alter pill counts prior to visit. (C) Left ventricular hypertrophy is not an accurate measure of compliance because hypertrophy frequently does not decrease even with pharmacological management. (D) Therapeutic blood levels measure the drug level at the time of the test. There is no indication of compliance several days before testing.

(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.