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Oral Surgery · single question

A bone graft taken from a DIFFERENT SPECIES is called:

  1. Allograft
  2. Autograft
  3. Xenograft
  4. Alloplast
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Correct answer: C. Xenograft

  • A. An allograft is from the SAME species, different individual (e.g., human cadaver bone).
  • B. An autograft is from the SAME individual (e.g., patient's own ramus/chin bone).
  • C. Correct. A xenograft is from a DIFFERENT species (e.g., bovine/porcine-derived bone).
  • D. An alloplast is a synthetic/man-made graft material.

Note: This item was cut off in the source PDF (only 'Allograft' was visible). Standard options have been reconstructed; the correct answer for a different-species graft is xenograft.

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