The ICU charge nurse will evaluate that teaching about hemodynamic monitoring for a new staff nurse has been effective when the new nurse does which of the following?
Position the limb with the catheter insertion site at the level of the transducer.
Positions the transducer level with the phlebostatic axis.
Ensures that the patient is lying with the head of the bed flat for all readings.
Balances and calibrates the hemodynamic monitoring equipment every hour.
The Correct Answer is B
Positioning the transducer level with the phlebostatic axis is a crucial step in accurate hemodynamic monitoring. The phlebostatic axis is an imaginary reference point located at the fourth intercostal space, mid-anterior/posterior chest. Placing the transducer at this level ensures that the pressure measurements obtained are reflective of the patient's true hemodynamic status.
A. Positioning the limb with the catheter insertion site at the level of the transducer in (option A) is incorrect because: While it is important to position the limb appropriately to avoid kinks or occlusions in the catheter tubing, this is not directly related to the accurate measurement of hemodynamic parameters.
C. Ensuring that the patient is lying with the head of the bed flat for all readings in (option C) is incorrect because The position of the patient's head does not directly impact the accuracy of hemodynamic monitoring unless it specifically relates to changes in preload or intracranial pressure monitoring.
D. Balancing and calibrating the hemodynamic monitoring equipment every hour in (option D) is incorrect because: While it is important to ensure that the monitoring equipment is calibrated and functioning properly, doing so every hour may not be necessary. Calibration frequency may vary based on institutional policies and patient stability.
Therefore, the correct action that demonstrates effective teaching about hemodynamic monitoring is positioning the transducer level with the phlebostatic axis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
The sepsis resuscitation bundle typically includes the administration of intravenous fluids to restore adequate perfusion and address hypovolemia. The initial fluid of choice is often the crystalloid solution, such as Lactated Ringers (LR), and the recommended initial fluid bolus is 30 ml/kg. This intervention aims to optimize intravascular volume and improve tissue perfusion.
A. Cooling baths in (option A) is incorrect because they may be used in the management of hyperthermia or fever, but they are not specific interventions in the sepsis resuscitation bundle.
B. Blood transfusion in (option B) is incorrect it may be necessary in certain cases of sepsis, such as severe anemia or hypovolemia, but it is not a routine intervention in the sepsis resuscitation bundle based solely on the provided information.
D. NPO status (nothing by mouth) in (option D) is incorrect because it is not a specific intervention in the sepsis resuscitation bundle. It may be indicated in certain cases, such as when surgery is required or if there is a risk of aspiration, but it does not directly address the sepsis-related variables mentioned.
It is important to note that the specific management of sepsis may vary based on the patient's individual condition, clinical presentation, and healthcare provider's orders.
Correct Answer is C
Explanation
Heart rate: 72 beats per minute Stroke volume: 90 mL/contraction
Cardiac output = Heart rate × Stroke volume
Cardiac output = 72 beats/minute × 90 mL/contraction
To simplify the calculation, you can convert the units:
72 beats/minute × 90 mL/contraction = (72 × 90) beats/minute × mL/contraction
Now, perform the multiplication:
72 × 90 = 6,480
Therefore, the cardiac output is 6,480 mL per minute.
The correct answer is:
C. 6,480 mL
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