The nurse is preparing to perform a focused respiratory assessment on a client. The nurse should be cognizant of what anatomical characteristic of the lungs?
The right lung is approximately one third larger than the left lung.
The lower lobes of both lungs are primarily located toward the anterior chest wall.
The right lung has three lobes, while the left lung has two lobes.
The lungs are structurally symmetrical but functionally different.
The Correct Answer is C
A. The right lung is larger than the left to accommodate the heart’s position, but it is not precisely one third larger.
B. The lower lobes of both lungs are primarily located toward the posterior chest wall, not the anterior. When auscultating breath sounds in the lower lobes, the nurse should focus on the posterior thorax.
C. The right lung has three lobes (upper, middle, and lower), while the left lung has two lobes (upper and lower). This anatomical difference is important for respiratory assessment and auscultation.
D. The lungs are not structurally symmetrical; the left lung is smaller due to the cardiac notch. While there are minor functional differences, the primary distinction is anatomical.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
D. "Client denies recent constipation, diarrhea, bowel incontinence, or abdominal pain." is correct because it is the most specific and complete documentation of the client’s subjective report. It ensures clarity, accuracy, and thorough assessment.
A. This is incorrect because stating "within normal limits" is vague and does not specify what was assessed.
B. This is incorrect because stating "problems are not present" is too general and does not include specific symptoms the client was asked about.
C. This is incorrect because "denies gastrointestinal signs and symptoms" lacks specificity regarding which symptoms were assessed.
Correct Answer is C
Explanation
A. Delaying follow-up for two weeks is inappropriate when symptoms suggest a possible serious metabolic disorder, such as diabetes. Immediate testing is needed.
B. Simply documenting the findings as benign is incorrect because hyperpigmentation in these areas (acanthosis nigricans) can be a sign of insulin resistance, which requires further evaluation.
C. Performing a random blood sugar test per order is correct. The symptoms of fatigue, thirst, and frequent urination, along with acanthosis nigricans, strongly suggest diabetes mellitus or insulin resistance. A random blood glucose test can help determine if the client has hyperglycemia.
D. While certain malignancies can be associated with acanthosis nigricans, diabetes is a more common cause. Asking about cancer history is not the priority intervention.
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