Tarsus (eyelids) is a groove in the inner surface of each eyelid. Along the inner margin of the tarsus are modified sebaceous glands known as tarsal glands (or meibomian glands), aligned vertically within the tarsi: 30 to 40 glands in the upper lid, and 20 to 30 in the lower lid, which secrete a lipid-rich product which helps keep the lacrimal secretions or tears from evaporating too quickly, thus keeping the eye moist. Tarsus (eyelids) The tarsi (tarsal plates) are two comparatively thick, elongated plates of dense connective tissue, about in length; one is found in each eyelid, and contributes to its
Dental sealant reasons GIC is more of a fluoride vehicle rather than a traditional fissure sealant. All three materials are as effective as each other if the correct techniques are used to complete the procedure. Indications for the use of dental sealants are individual patients or teeth that are at high risk of dental caries. This includes patients with: Contraindications for the use of dental sealants are individual patients or teeth that are at a low risk of dental caries: This includes patients with: The exact technique depends on the material used and a good application technique will increase retention, which means