Take Quiz: Electrolytes Imbalance Quiz I

Question 1

Which of the following is the correct definition of a stroke volume?*

A. The volume of blood stretching the left ventricle at the end of diastole

B. The volume of blood ejected by the left ventricle during each contraction

C. The pressure against which the ventricles has to eject blood through the semilunar valves

D. The volume of blood pumped from the left ventricle in one minute

Question 2

Which of the following is a normal finding in the aging adult?*

A. Conduction time decreases

B. Baroreceptors become more sensitive

C. The left ventricle increases in size

D. Systemic vascular resistance decreases

Question 3

An ER nurse is reviewing the charts of several patients. Which of the following patients would the nurse interpret as having an angina?*

A. A 39-year-old female patient complaining of indigestion, discomfort, and states that she feels like she has to "catch her breath."

B. A 51-year-old male patient who states "It hurts when I breathe!"

C. A 42-year-old female patient complaining of pain traveling up and down her chest

D. A 27-year old male patient complaining of a dull ache on his chest, palpitations, and numbness in his fingertips

Question 4

A nurse is interviewing a 56-year-old patient who states that after sleeping for two hours, he feels like he's suffocating. He also says that "Once I sit up and dangle my legs off the bed, I feel better." The nurse interprets these findings as:*

A. Orthopnea

B. Anxiety

C. Insomnia

D. Paroxysmal nocturnal dyspnea

Question 5

Which of the following is the correct method in identifying for postural hypotension?*

A. First check the BP at the sitting position. After 3 minutes, have patient at the prone position. Wait for 1 minute to auscultate the BP and count the radial pulse.

B. First check the BP at the supine position, After 3 minutes, have patient sit or stand. Wait for 1 minute to auscultate the BP and count the radial pulse.

C. Wait for 1 minute to auscultate the BP and count the radial pulse while the patient is sitting. Then have the patient at the supine position and check for the BP.

D. First check the BP at the prone position, After 3 minutes, have patient sit or stand. Wait for 1 minute to auscultate the BP and count the radial pulse.

Question 6

A nurse in the telemetry unit is caring for a patient who has a weak pulse that changes to a strong pulse. The nurse would document this finding as:*

A. Paradoxical pulse

B. Gallop

C. Hyperkinetic pulse

D. Pulsus alternans

Question 7

While the nurse is doing a cardiovascular assessment on a 67-year-old patient, she hears an atrial gallop (S4). The nurse should evaluate this finding as:*

A. Possibility for hypertension

B. Possibility for aortic stenosis

C. Possibility for ventricular hypertrophy

D. A normal finding

Question 8

Which electrolyte does not play a major role in cardiovascular performance?*

A. Magnesium

B. Chloride

C. Potassium

D. Calcium

Question 9

A nurse is reviewing a patient's chart. Which lab finding would reveal to the nurse that the patient has an MI? (Select all that apply)X*

A. CK-MB

B. CK-MM

C. CK-BB

D. Troponins

E. Creatinine

Question 10

A nurse is reviewing an ECG reading and notes an increased U wave with a depressed ST. The nurse interprets this reading as what electrolyte imbalance?*

A. Hypocalcemia

B. Hypercalcemia

C. Hypokalemia

D. Hyperkalemia