Which time would be ideal for the LPN/LVN to collect a sputum specimen?
At bedtime
In the morning
After meals
After start of antibiotics
The Correct Answer is B
B. Morning is considered the ideal time for collecting a sputum specimen. Overnight, mucus accumulates in the respiratory tract because the patient is less active and not clearing their throat or coughing as much. This means that the mucus is more concentrated and has had time to build up, providing a more substantial and representative sample of what is in the lungs.
A. Collecting a sputum specimen at bedtime is generally not ideal. By the end of the day, the patient’s respiratory tract might have cleared some of the accumulated mucus naturally through coughing or other activities.
C. Collecting a sputum specimen after meals is not recommended. Eating can introduce food particles and bacteria from the mouth into the sputum, contaminating the sample.
D. Starting antibiotics before collecting a sputum specimen can alter the bacterial flora present in the respiratory tract. This can lead to a false-negative result or an inaccurate representation of the pathogens causing the infection.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Diabetes can lead to damage of blood vessels throughout the body, both large and small. Complications can affect various organs and systems, including the heart, kidneys, eyes, and nerves. Damage to both large vessels (macrovascular complications) and tiny vessels (microvascular complications) contributes to the diverse range of complications associated with diabetes.
B. Both type 1 and type 2 diabetes increase the risk of long-term complications, but the specific risks and patterns of complications may differ between the two types. While individuals with type 1 diabetes may face challenges in achieving tight glycemic control due to the complete absence of endogenous insulin production, tight control can significantly reduce the risk of complications in both type 1 and type 2 diabetes.
C. Lower HbA1c levels indicate better overall glycemic control and are associated with reduced risk of long-term complications. However, achieving tight glycemic control should be balanced with the risk of hypoglycemia and individual patient factors.
D. Hypoglycemia can also lead to increased risk of cardiovascular events and mortality in individuals with diabetes. Therefore, it is important to balance glycemic control to minimize the risk of hypoglycemia while also reducing the risk of hyperglycemia-related complications.
Correct Answer is ["A","B","C","D"]
Explanation
HR: 110 bpm; regular - The heart rate has decreased from 115 bpm and is now regular, suggesting improved cardiac rhythm stability.
RR: 24 breaths/min; rapid, deep - The respiratory rate has decreased from 26 breaths/min, indicating less rapid breathing.
BP: 94/56 mm Hg - While the blood pressure remains relatively low, there is a slight improvement compared to the previous reading.
Glucose 460 mg/dl - The glucose level has decreased from 525 mg/dL and 530 mg/dL in previous readings. While still elevated, this indicates some improvement in hyperglycemia.
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