Why is insulin used to treat hyperkalemia?
a. Stimulates sodium to be removed from the cell in exchange for potassium
b. Binds to potassium to remove it through the kidneys
c. Transports potassium from the blood into the cell along with glucose
d. Breaks down the chemical components of potassium, inactivating it
Ans: c. Transports potassium from the blood into the cell along with glucose
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The patient's admitting 12-lead ECG shows wide, M-shaped P waves. Which of the following admitting diagnoses could be responsible for this finding?
a. Mitral stenosis b. Chronic pulmonary disease c. Hypotension d. Pericarditis
The client with obsessive-compulsive disorder attempts to control anxiety through ritualistic behaviors. Which of the following interventions by the nurse will increase the client's sense of security?
A) Allowing the client to perform the rituals B) Distracting the client from rituals with other activities C) Encouraging the client to talk about the purpose of the rituals D) Stopping the client from performing the rituals
The nurse palpates a thrill on a patient's precordium. With which health problem should the nurse associate this finding?
A. Aortic aneurysm B. Severe valve stenosis C. Enlarged heart D. Stenosis of the carotid arteries
The nurse is making a home care visit to see a patient who was recently diagnosed with diabetes
On the way to the patient's home, the nurse becomes lost in an unfamiliar part of town and sees a group of teenagers hanging around a boarded-up building. Which of the following actions is best for the nurse to take? a. Pull over to the curb to look at a map. b. Seek assistance from one of the teens. c. Drive to a familiar area and call the patient for directions. d. Proceed to the next appointment.