what is the function of the conjunctiva in the eye
Conjunctiva The conjunctiva helps lubricate the eye by producing mucus and tears, although a smaller volume of tears than the lacrimal gland.[6] It also contributes to immune surveillance and helps to prevent the entrance of microbes into the eye.
Swallowing 5) Closure of the nasopharynx
Uvea The uvea is the vascular middle layer of the eye. It is traditionally divided into three areas, from front to back, the:
Vein Veins are less muscular than arteries and are often closer to the skin. There are valves in most veins to prevent backflow.