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. .
Free Nursing Test Bank
- Free Pharmacology Quiz 1
- Free Medical-Surgical Quiz 2
- Free Fundamentals Quiz 3
- Free Maternal-Newborn Quiz 4
- Free Anatomy and Physiology Quiz 5
- Free Obstetrics and Pediatrics Quiz 6
- Free Fluid and Electrolytes Quiz 7
- Free Community Health Quiz 8
- Free Promoting Health across the Lifespan Quiz 9
- Free Multidimensional Care Quiz 10
View Related questions
Correct Answer is ["A","C"]
Explanation
Choice A rationale
The use of silicone-based vaginal lubricants is recommended for clients with Sjögren’s syndrome to alleviate vaginal dryness and discomfort during intercourse.
Choice B rationale
Using dehumidifiers in the home is not recommended for clients with Sjögren’s syndrome, as it can exacerbate dryness in the eyes, mouth, and other mucous membranes.
Choice C rationale
The use of artificial tears is essential for clients with Sjögren’s syndrome to relieve dry eyes and prevent complications such as corneal ulcers.
Choice D rationale
The use of contact lenses is not recommended for clients with Sjögren’s syndrome, as it can further irritate dry eyes and increase the risk of eye infections.
Correct Answer is A
Explanation
Choice A rationale
Administering the medications 5 minutes apart ensures that each medication has enough time to be absorbed without interference from the other. This practice helps to maximize the effectiveness of both medications and reduces the risk of adverse interactions.
Choice B rationale
Touching the tip of the dropper to the sclera of the eye can introduce contaminants and increase the risk of infection. It is important to avoid contact between the dropper and the eye to maintain sterility.
Choice C rationale
Holding pressure on the conjunctival sac for 2 minutes is not necessary for the administration of timolol and pilocarpine eye drops. This practice is more commonly recommended for other types of eye medications to increase absorption.
Choice D rationale
Contact lenses should be removed before administering eye drops to prevent contamination and ensure proper absorption of the medication. Wearing contact lenses during administration can interfere with the effectiveness of the drops.