solution
A nurse is teaching a client with Barrett's esophagus who is scheduled to undergo an
esophagogastroduodenoscopy (EGD). Which of the following statements should the
nurse include in the teaching?
A.
"This procedure is performed to measure the presence of acid in your esophagus."
B.
"This procedure can determine how well the lower part of your esophagus works."
C.
"This procedure is performed while you are under general anesthesia."
D.
"This procedure can determine if you have colon cancer." - Correct Answer: B.
"This procedure can determine how well the lower part of your esophagus works."
An EGD is useful in determining the function of the esophageal lining and the extent of
inflammation, potential scarring, and strictures.
Incorrect Answers:A. A pH probe study, which involves the insertion of a specially
designed probe into the distal esophagus, is performed to monitor for the presence of
acid in the normally alkaline esophagus.
C. An EGD is performed while the client receives moderate sedation.
,D. A colonoscopy is performed to detect colon cancer.
A nurse is caring for a client who has acute pancreatitis. Which of the following serum
laboratory values should return to the expected reference range within 72 hr of
treatment beginning?
A.
Aldolase
B.
Lipase
C.
Amylase
D.
Lactic dehydrogenase - Correct Answer: C.
Amylase
Pancreatitis is the most common diagnosis for marked elevations in serum amylase.
Serum amylase begins to increase about 3 to 6 hours following the onset of acute
pancreatitis. The amylase level peaks in 20 to 30 hours and returns to the expected
reference range within 2 to 3 days.
Incorrect Answers:A. Elevated aldolase levels are caused by inflammation of the
muscles, also known as myositis. Aldolase levels are not affected by pancreatic
disorders.
,B. Lipase levels in clients who have pancreatitis increase after a rise in serum amylase
and stay elevated for up to 14 days longer than amylase levels.
D. Lactic dehydrogenase (LDH) increases are typically seen in clients who have
anemia, leukemia, or liver damage.
A nurse is assessing a client who has a bleeding duodenal ulcer. Which of the following
findings should the nurse expect?
A.
Emesis with a coffee-ground appearance
B.
Increased blood pressure
C.
Decreased heart rate
D.
Bright green stools - Correct Answer: A.
Emesis with a coffee-ground appearance
The nurse should expect a client who has a bleeding duodenal ulcer to have emesis
that resembles coffee-grounds or is bright red in color. Hematemesis indicates upper
gastrointestinal bleeding, occurring at or above the duodenojejunal junction.
Incorrect Answers:B. A client who has a bleeding duodenal ulcer will have a decreased
blood pressure due to bleeding and fluid loss.
, C. A client who has a bleeding duodenal ulcer will have a decreased heart rate due to
bleeding and fluid loss.
D. A client who has a bleeding duodenal ulcer will have melena stools, which are tarry
or dark in color and sticky.
A nurse is providing teaching to the guardian of a child who has celiac disease. Which
of the following foods should the nurse instruct the guardian to omit from the child's
diet?
A.
Cornflakes
B.
Reduced-fat milk
C.
Canned fruits
D.
Wheat bread - Correct Answer: D.
Wheat bread
Clients who have celiac disease should eliminate as much gluten as possible from their
diets. Wheat, rye, and barley contain gluten and should be eliminated from the diet of a
child who has celiac disease.
Incorrect Answers:A. Cornflakes do not contain gluten and do not have to be omitted
from the diet of a child who has celiac disease.