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The nurse is educating her patient on the pumping efficacy of the heart.
The nurse knows that the patient understands the teaching when the patient states:

There are no chambers.

Large chambers called ventricles.

Small chambers called ventricles.

Large chambers called the atrium.

Answer and Explanation

The Correct Answer is B

Choice A rationale:

This statement is incorrect because the heart has four chambers: two atria and two ventricles.

Choice B rationale:

This statement is correct. The heart has two large chambers called ventricles that pump blood out of the heart.

Choice C rationale:

This statement is incorrect because the ventricles are the larger chambers of the heart, not the smaller ones.

Choice D rationale:

This statement is incorrect because the atria are the smaller chambers of the heart, not the larger ones.

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Correct Answer is A

Explanation

Choice A rationale:

Bleeding gums is a common symptom of vitamin C deficiency, also known as scurvy.

Choice B rationale:

Impaired vision is not typically associated with vitamin C deficiency.

Choice C rationale:

A swollen tongue is not a typical symptom of vitamin C deficiency.

Choice D rationale:

Diarrhea is not a common symptom of vitamin C deficiency. In fact, high doses of vitamin C can cause diarrhea.

Correct Answer is ["1100"]

Explanation

The correct answer is 1100.

Calculation: The current time is 0700 and there are 300 mL remaining in the bag. The IV is infusing at a rate of 75 mL/hr. Therefore, 300 mL ÷ 75 mL/hr = 4 hours. Adding 4 hours to the current time of 0700 gives 1100.

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The nurse is educating her patient on the pumping efficacy of the heart.The nurse knows that the patient understands the teaching when the patient states:

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse collecting data on a client who has vitamin C deficiency.Which of the following findings should the nurse expect?

Correct Answer is A

Explanation

A nurse is caring for a client who is receiving IV dextrose 5% in 0.9% sodium chloride at 75 mL/hr. When the nurse checks the client's IV bag at 0700, 300 mL remain in the bag. At what time should the nurse hang a new bag of IV fluid? (Use the military format, four-digit number to enter the time.)

Correct Answer is ["1100"]

Explanation

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The nurse is educating her patient on the pumping efficacy of the heart.
The nurse knows that the patient understands the teaching when the patient states: