one day after a patient is admitted to the medical unit you note that the patient is oliguric you notify the acutecare nurse practitioner who orders

ATI RN

ATI Fluid Electrolyte and Acid-Base Regulation

1. . One day after a patient is admitted to the medical unit, you note that the patient is oliguric. You notify the acutecare nurse practitioner who orders a fluid challenge of 200 mL of normal saline solution over 15 minutes. This intervention will achieve which of the following?

A. Help distinguish hyponatremia from hypernatremia
B. Help evaluate pituitary gland function
C. Help distinguish reduced renal blood flow from decreased renal function
D. Help provide an effective treatment for hypertension-induced oliguria

Correct answer: C

Rationale:

2. A home care nurse prepares to administer intravenous medication to a client. The nurse assesses the site and reviews the clients chart prior to administering the medication: Client: Thomas Jackson DOB: 5/3/1936 Gender: Male January 23 (Today): Right uppe

A. Notify the health care provider
B. . Administer the prescribed medication.
C. Discontinue the PICC
D. Switch the medication to the oral route

Correct answer: B

Rationale:

3. A nurse is caring for a client who is experiencing moderate metabolic alkalosis. Which action should the nurse take?

A. Monitor daily hemoglobin and hematocrit values.
B. Administer furosemide (Lasix) intravenously.
C. Encourage the client to take deep breaths.
D. Teach the client fall prevention measures.

Correct answer: D

Rationale:

4. The baroreceptors, located in the left atrium and in the carotid and aortic arches, respond to changes in the circulating blood volume and regulate sympathetic and parasympathetic neural activity as well as endocrine activities. Sympathetic stimulation constricts renal arterioles, causing what effect?

A. Decrease in the release of aldosterone
B. Increase of filtration in the Loop of Henle
C. Decrease in the reabsorption of sodium
D. Decrease in glomerular filtration

Correct answer: D

Rationale:

5. Where is the largest volume of water in the body located?

A. Plasma
B. The fluid inside the cells
C. Interstitial fluid
D. Lymph

Correct answer: B

Rationale: The correct answer is B. The largest volume of water in the body is found inside the cells, known as intracellular fluid. This fluid makes up the majority of the body's total water content. Choices A, C, and D are incorrect because while plasma, interstitial fluid, and lymph are important components of the body's fluid compartments, they do not contain the largest volume of water in the body.