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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Gland of Zeis which open into follicles of eyelashes are:
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The correct answer is  Gland of Zeis are modified sebaceous glands which open into follicles of eyelashes. Gland of Moll are modified sweat glands which open into hair follicles. Meibomian glands are modified sebaceous glands, about 20-30 in each lid. Ref: Review of Ophthalmology A.K.Khurana, 5th Ed, page 9-10