The physician has ordered a fluid deprivation test on your patient. What is your patient being tested for?
A) Hashimoto's thyroiditis
B) Diabetes insipidus
C) SIADH
D) Hyperparathyroidism
Ans: B
Feedback: The fluid deprivation test is carried out by withholding fluids for 8 to 12 hours or until 3% to 5% of the body weight is lost. The patient is weighed frequently during the test. Plasma and urine osmolality studies are performed at the beginning and end of the test. The inability to increase the specific gravity and osmolality of the urine is characteristic of DI. Therefore options A, C, and D are incorrect.
You might also like to view...
Following an automobile accident, a teenager is left paraplegic. The child is being prepared for discharge. The nurse is reviewing instructions to avoid decubitus ulcers on the buttocks and instructs the teenager to:
1. Contract the buttock muscles five times every two hours. 2. Increase fat in the diet to provide a protective coating over the boney prominences. 3. Do wheelchair push-ups every 15 to 30 minutes. 4. Avoid use of sheepskin as it prevents air from reaching the area.
Select the best description for the following: "Children who watch an average of 2 or more hours of television per day will have higher BMIs than children who watch less than 2 hours of TV per day."
A) It is a directional hypothesis B) It is a directional research question C) It is a non-directional hypothesis D) It is a non-directional research question
A patient with acute pancreatitis has been treated to minimize pancreatic stimulation, but vomiting continues. The nurse would anticipate which intervention?
1. NPO (nothing by mouth) status 2. Placement of a nasogastric tube to intermittent suction 3. Administration of morphine 4. Increased ambulation
An instructor is describing nursing informatics theory. When explaining information, which of the following would the instructor include?
A) Discrete objective facts B) Data with context C) Synthesis of information D) Visualizing patterns