Optics & Refraction · NEET PG Preparation Ophthalmology
A 10-year-old child undergoes cycloplegic refraction using cyclopentolate drops. The procedure of cycloplegia is essential in children primarily to p…
Practice question from Optics & Refraction (NEET PG Preparation Ophthalmology), with the correct answer and a step-by-step solution.
easy · MCQ · Q-6B80E7
A 10-year-old child undergoes cycloplegic refraction using cyclopentolate drops. The procedure of cycloplegia is essential in children primarily to paralyze which of the following structures?
- A.Sphincter pupillae
- B.Ciliary muscleCorrect answer
- C.Dilator pupillae
- D.Superior oblique muscle
Solution
Cycloplegia involves the paralysis of the ciliary muscle, which eliminates the tone of accommodation. This is crucial in children and young adults to uncover latent hypermetropia and prevent over-minus or under-plus errors caused by active accommodation.
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