Certified Ophthalmic Medical Technologist (COMT) Practice Exam

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What is meant by the term "mydriatic agent"?

  1. An agent that constricts the pupil

  2. An agent that dilates the pupil

  3. An agent that reduces intraocular pressure

  4. An agent that blocks adrenergic receptors

The correct answer is: An agent that dilates the pupil

The term "mydriatic agent" refers to a substance that is used to dilate the pupil. This is accomplished through pharmacological means, often involving medications that either stimulate the muscles that widen the iris or inhibit those that constrict it. Mydriatic agents are commonly utilized in various ophthalmic procedures, such as during eye examinations or surgeries, to allow better visualization of the internal structures of the eye. These agents are essential in taking accurate assessments of the eye, enabling healthcare providers to examine the retina, optic nerve, and other elements without obstruction from a constricted pupil. Understanding the role and functionality of mydriatic agents is crucial in ophthalmology, helping to ensure effective patient evaluation and management.

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