What is the purpose of administering diphenhydramine before a blood transfusion?
To expand the blood volume.
To enhance clotting factors.
To avoid fever and chills.
To prevent urticaria.
The Correct Answer is D
Choice A rationale
Diphenhydramine does not expand blood volume. It is an antihistamine used to prevent allergic reactions.
Choice B rationale
Diphenhydramine does not enhance clotting factors. It is used to manage allergic reactions.
Choice C rationale
While diphenhydramine can help manage fever and chills, its primary purpose before a blood transfusion is to prevent allergic reactions.
Choice D rationale
Administering diphenhydramine before a blood transfusion helps prevent urticaria and other allergic reactions by blocking histamine release. .
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Correct Answer is B
Explanation
Choice A rationale
Administering an IM injection does not typically require a gown as personal protective equipment unless there is a risk of exposure to blood or body fluids.
Choice B rationale
Completing a dressing change requires a gown to protect against potential exposure to blood or body fluids.
Choice C rationale
Administering an intermittent IV bolus medication does not typically require a gown unless there is a risk of exposure to blood or body fluids.
Choice D rationale
Talking to the client at the bedside does not require a gown as there is no risk of exposure to blood or body fluids.
Correct Answer is C
Explanation
Choice A rationale
White drainage on the eyelids is not a normal finding and should be reported to the surgeon. However, this is not a standard discharge instruction but rather a sign of potential infection.
Choice B rationale
Sleeping on the abdomen is not recommended after cataract surgery as it can increase pressure on the eye and disrupt healing. Patients are usually advised to sleep on their back or the unaffected side.
Choice C rationale
Avoiding lifting anything heavier than 4.5 kg (10 lb) for 1 week is a standard instruction to prevent increased intraocular pressure and ensure proper healing of the surgical site.
Choice D rationale
Bending at the waist to pick up objects can increase intraocular pressure and should be avoided. Patients are advised to bend at the knees instead.