Practice question

MCQ

Question

During the course of evolution, the jawbones got modified into three ear ossicles in mammals. Which one of the following is a correct match of all three ear ossicles and their jawbones?

Options

Choose one · Correct answer highlighted

stapes – articular; incus – quadrate; malleus – hyomandibular stapes – quadrate; incus – articular; malleus – hyomandibular stapes – articular; incus – hyomandibular; malleus – quadrate stapes – hyomandibular; incus – quadrate; malleus – articular Correct

Explanation

In during the course of evolution, the jawbones, stapes – hyomandibular; incus – quadrate; malleus – articula represents established outcome. functional assays confirms option D (stapes – hyomandibular; incus ) as correct, while alternatives misstate substrate or regulatory direction, contradicting textbook data.

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