A medical assistant is preparing to perform a bilateral ear irrigation on a patient. The assistant should inform the patient that they might experience which of th following discomforts during irrigation?
Vertigo
Urticaria
Edema
Rhinitis
The Correct Answer is A
A. Vertigo: Ear irrigation can sometimes lead to vertigo or dizziness because the procedure may disturb the balance mechanisms in the inner ear.
B. Urticaria: Urticaria (hives) is an allergic reaction and is not a typical response to ear irrigation.
C. Edema: Edema is not a common reaction to ear irrigation. The procedure is generally localized to the ear canal and should not cause swelling.
D. Rhinitis: Rhinitis involves inflammation of the nasal mucous membranes and is unrelated to ear irrigation.
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Correct Answer is A
Explanation
A. Near visual acuity: Hyperopia, or farsightedness, affects the ability to see objects up close. Testing near visual acuity assesses how well a patient can see objects at a close range.
B. Ishihara: The Ishihara test is used for detecting color vision deficiencies, not hyperopia.
C. Snellen chart: The Snellen chart tests distance vision and is more useful for assessing nearsightedness (myopia) rather than farsightedness (hyperopia).
D. Tonometry: Tonometry measures intraocular pressure to assess for glaucoma, not hyperopia.
Correct Answer is D
Explanation
A. Alcohol: Alcohol can be used for cleaning but may not be sufficient for all minor surgical preparations. It is not considered an antiseptic in the context of preoperative skin cleaning.
B. Normal saline: Normal saline is used for irrigation and wound cleaning but does not have antiseptic properties.
C. Disinfectant: Disinfectants are used to clean surfaces and equipment but are not typically used directly on the skin for surgical preparation.
D. Antiseptic: Antiseptics, such as iodine-based solutions or chlorhexidine, are used to clean the skin and reduce the risk of infection before a minor surgical procedure.