Answer to Question 1
C
C. Specimens will be positive if contaminated by menstrual blood or hemorrhoidal blood or povidone-iodine.
A. Single positive test result does not confirm bleeding or indicate colorectal cancer.
B. Diets rich in meats, green leafy vegetables, poultry, and fish may produce false-positive results.
D. Obtain second fecal specimen from different portion of stool.
Answer to Question 2
B
B. Oral medications are easy and comfortable to administer, convenient, economical; they may produce local or systemic effects. They rarely cause anxiety for the client.
A. Avoid giving oral medications to clients with alterations in gastrointestinal function (e.g., nausea and vomiting), reduced motility (after general anesthesia or inflammation of bowel), and surgical resection of portion of gastrointestinal tract.
C. Oral medications cannot be given when client has gastric suction and are contraindicated in clients before some tests or surgery.
D. Oral administration is contraindicated in clients who are NPO and unable to swallow (e.g., clients with neuromuscular disorders, esophageal strictures, and lesions of the mouth).