Multiple choice In which type of epidermal cells are Birbeck granules present? Merkel cells Melanocytes Keratinocytes Langerhans cells Reveal answer Fill a bubble to check yourself D Correct answer Explanation Birbeck granules are present in Langerhans cells. Their function is still not certain but they migrate to the periphery of the Langerhans cells and release its contents into the extracellular matrix.