Explanation
(A) Monitoring temperature twice a day predicts the biphasic pattern of ovulation. (B) Prediction of ovulation relies on consistency in taking temperature. (C) Nightly rectal temperatures are more accurate in predicting ovulation. (D) Activity changes the accuracy of basal body temperature and ability to detect the luteinizing hormone surge.

Explanation
(A) Neomycin is an antibiotic, but this is not the Rationale for administering it to a client in hepatic coma. (B) Diuretics and salt-free albumin are used to promote diuresis in clients with cirrhosis of the liver. (C) Neomycin destroys the bacteria in the intestines. It is the bacteria in the bowel that break down protein into ammonia. (D) Lactulose is administered to create an acid environment in the bowel. Ammonia leaves the blood and migrates to this acidic environment where it is trapped and excreted.

(A, C, D) These foods are allowed with a colostomy. (B) Gasforming foods such as cabbage should be avoided.

Section: Questions Set C
Explanation:
(A) Bulging fontanelles are a symptom of increased intracranial pressure in infants. (B) Seizure is a late sign of increased intracranial pressure. (C) Headache is a very early symptom of increased intracranial pressure in the child. (D) Ataxia is a late sign of increased intracranial pressure.

(A)
An elevated serum osmolality poses no immediate danger and is not corrected rapidly.
(B)
A low serum sodium alone does not warrant changing IV fluids to normal saline. Other assessment parameters, such as hydration status, must be considered. (C) A low serum blood urea nitrogen is not necessarily indicative of protein deprivation. It may also be the result of overhydration. (D)A low serum potassium potentiates the effects of digitalis, predisposing the client to dangerous arrhythmias. It must be corrected immediately.