The nurse is to administer eye drops four times per day to a patient diagnosed with conjunctivitis. The nurse should administer the medication by gently dropping the medication onto which of the following areas?
Lower conjunctival sac
Center of the cornea
Sclera by the outer canthus
Sclera by the inner canthus
The Correct Answer is A
Choice A reason: Administering eye drops to the lower conjunctival sac ensures optimal drug absorption and minimizes corneal irritation. The conjunctival sac, a mucous membrane, allows medication to spread across the eye surface, treating conjunctivitis by targeting bacterial or inflammatory processes. This method avoids systemic absorption via the nasolacrimal duct, enhancing local efficacy and safety.
Choice B reason: Dropping medication onto the cornea risks irritation or injury, as the cornea is a sensitive, avascular tissue responsible for light refraction. Conjunctivitis treatment requires medication to contact the conjunctiva, not the cornea directly. This method could cause discomfort and reduce drug efficacy, as it does not target the inflamed conjunctival tissue.
Choice C reason: The sclera by the outer canthus is not ideal for eye drop administration. The sclera, a tough connective tissue, has poor drug absorption compared to the conjunctival sac. Drops placed here may run off, reducing contact with the inflamed conjunctiva in conjunctivitis, leading to ineffective treatment and potential waste of medication.
Choice D reason: The sclera by the inner canthus is near the nasolacrimal duct, increasing the risk of systemic drug absorption rather than local treatment of conjunctivitis. Drops should target the lower conjunctival sac to ensure contact with the inflamed tissue, maximizing therapeutic effect while minimizing systemic side effects like tachycardia from certain medications.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","E"]
Explanation
Choice A reason: Changes in a mole’s size or color indicate potential melanoma, a skin cancer from malignant melanocytes. These changes reflect uncontrolled cell growth, altering pigmentation or lesion size. The ABCDE criteria (Asymmetry, Border, Color, Diameter, Evolving) highlight evolving moles as concerning, requiring medical evaluation to detect early malignancy and improve prognosis through timely intervention.
Choice B reason: A mole larger than 6 mm (1/4 inch) is concerning per the ABCDE criteria for melanoma. Larger diameter suggests abnormal melanocyte proliferation, increasing malignancy risk. While not definitive, this size threshold prompts evaluation, as melanoma can invade deeper skin layers, necessitating early detection to prevent metastasis and ensure effective surgical or therapeutic intervention.
Choice C reason: Moles with irregular edges are concerning, as irregular borders in the ABCDE criteria suggest melanoma due to uneven melanocyte growth. The client’s statement that they are “nothing to worry about” is incorrect, as irregular edges indicate potential malignancy, requiring medical assessment to rule out cancerous changes in skin cell structure and growth patterns.
Choice D reason: Completely round moles are typically benign, as symmetry is a reassuring feature in the ABCDE criteria. The statement to get them checked is incorrect, as round, symmetrical moles without other concerning features (size, color change) are less likely to be malignant. Melanoma often presents with asymmetry, making this statement a misunderstanding of risk.
Choice E reason: Different colors in a mole, per the ABCDE criteria, are a warning sign for melanoma. Multiple colors (brown, black, red) indicate abnormal melanocyte activity, suggesting malignancy. This requires evaluation, as color variation reflects genetic mutations in skin cells, increasing the risk of aggressive cancer spread, making this statement correct for identifying potential melanoma.
Correct Answer is C
Explanation
Choice A reason: Stating the feeding order (cereal, then eggs) dismisses the client’s autonomy, reducing dignity. Offering choice empowers the client, respecting their preferences. This approach lacks patient-centered care, potentially making the client feel controlled, per dignity and psychosocial care principles.
Choice B reason: Assuming the client dislikes being fed is judgmental and undermines dignity, implying resistance. This statement dismisses the client’s feelings, reducing autonomy and respect. A dignified approach involves choice and collaboration, not confrontation, per patient-centered care and ethical nursing standards.
Choice C reason: Asking what part of the meal the client wants first promotes dignity by offering choice and autonomy. It respects the client’s preferences, fostering a sense of control and respect during a dependent task, aligning with patient-centered care and dignity principles in nursing.
Choice D reason: Expressing a wish for more time suggests inadequacy, potentially diminishing the client’s sense of value. This focuses on the nurse’s limitations, not the client’s dignity. Offering choices enhances respect, whereas this statement risks disempowerment, per psychosocial care and dignity standards.
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