A nurse is assessing a clie”t prior to administering atenolol. Which of the following findings should prompt the nurse to withhold the medication?
Respiratory rate 18/min
Oxygen saturation 95%
Heart rate 46/min
Blood pressure 160/94 mm Hg
The Correct Answer is C
A) Respiratory rate 18/min:
A respiratory rate of 18/min is within the normal range for adults and is not a contraindication for administering atenolol. This finding does not warrant withholding the medication.
B) Oxygen saturation 95%:
An oxygen saturation of 95% is within the normal range and does not indicate any acute respiratory compromise. It is not a contraindication for administering atenolol.
C) Heart rate 46/min:
A heart rate of 46/min is below the normal range (typically 60-100 beats per minute for adults). Atenolol is a beta-blocker that primarily acts to reduce heart rate and blood pressure. Administering atenolol to a client with bradycardia (heart rate less than 60/min) can further decrease heart rate and may lead to symptomatic bradycardia or heart block. Therefore, the nurse should withhold atenolol in this case and notify the healthcare provider.
D) Blood pressure 160/94 mm Hg:
A blood pressure of 160/94 mm Hg indicates hypertension (elevated blood pressure). While atenolol is often prescribed for the management of hypertension, this blood pressure reading alone does not warrant withholding the medication. However, the client's bradycardia (heart rate 46/min)’is a more immediate concern that requires action."
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["2"]
Explanation
Here's how to find the volume the nurse should administer:
Medication dose to be administered: 250 mg
Available medication concentration: 1000 mg/8 mL
We need to find the volume (in mL) that contains the desired dose (250 mg) of hydrocortisone sodium succinate.
Set up a proportion:
Desired dose (mg) : Volume to administer (mL) = Concentration (mg/mL) : Available volume (mL)
In this case:
Desired dose (mg) = 250 mg
Concentration (mg/mL) = 1000 mg/8 mL (available concentration)
Volume to administer (mL) = Unknown (what we need to find)
Available volume (mL) = 8 mL (volume of solution containing the concentrated medication)
Solve for the volume to administer (mL):
Volume to administer (mL) = (Desired dose (mg) x Available volume (mL)) / Concentration (mg/mL)
Volume to administer (mL) = (250 mg x 8 mL) / 1000 mg/mL
Calculate the volume:
Volume to administer (mL) = 2000 mg / 1000 mg/mL
Volume to administer (mL) = 2 mL (round to nearest whole number as requested)
Therefore, the nurse should administer approximately 2 mL of the hydrocortisone sodium succinate solution.
Correct Answer is B
Explanation
A) Eustress:
Eustress refers to positive or beneficial stress that motivates individuals to achieve goals, enhance performance, and promote growth. While eustress plays a role in overall well-being, it does not specifically describe the balance between the sympathetic and parasympathetic nervous systems.
B) Homeostasis:
This is the correct answer. Homeostasis refers to the body's ability to maintain stable internal conditions despite external changes. It involves a dynamic equilibrium that allows various physiological processes to function optimally. The balance between the sympathetic and parasympathetic nervous systems contributes to maintaining homeostasis by regulating functions such as heart rate, blood pressure, digestion, and respiratory rate.
C) Power:
Power typically refers to the ability to exert influence or control over others or situations. While power dynamics may play a role in various aspects of human interaction, it is not specifically related to the balance between the sympathetic and parasympathetic nervous systems.
D) Strength:
Strength refers to the physical or mental capacity to withstand stress or exertion. While strength is important for overall health and resilience, it does not specifically describe the balance between the sympathetic and parasympathetic nervous systems.
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