Comprehensive Osteopathic Medical Licensing Examination (COMLEX USA) Practice

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Prepare for the COMLEX-USA with quizzes featuring flashcards and multiple-choice questions, each with hints and explanations. Gear up for your osteopathic medicine exam!

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Which of the following DTR grades indicates a hyperreflexive response?

Grade 0
Grade 2
Grade 4
Grade 1

The correct answer is: Grade 4

A DTR (Deep Tendon Reflex) grade of 4 indicates a hyperreflexive response. This grading system is used to assess the integrity of the nervous system and reflex pathways. Reflexes are graded typically on a scale from 0 to 4, where: - A grade of 0 signifies the absence of a reflex. - A grade of 1 indicates a diminished response, often considered normal or indicative of a lower sensitivity. - A grade of 2 represents a normal reflex response, which is expected in healthy individuals. - A grade of 4 signals a hyperreflexive response, where the reflex is excessively brisk and potentially indicates underlying neurologic issues, such as upper motor neuron lesions or increased central nervous system excitability. In this context, a grade of 4 is essential to recognize as it suggests an exaggerated reflex action that could point to possible neurological concerns that warrant further investigation or intervention.