We think our bodies shut down for the night when we fall asleep. But sometimes theyâre still going â kicking, gasping, even making us wet the bed. These abnormal behaviors are called parasomnias, disorders involving involuntary physical activity that happens during sleep.
lacrimal apparatus a group of organs concerned with the production and drainage of tears; it is a protective device that helps keep the eye moist and free of dust and other
Blood Supply and Innervation of the Lacrimal Gland. The lacrimal branch of the ophthalmic artery runs into the lacrimal gland to provide its blood supply. Little amount of arterial supply is also received from the infraorbital artery. It drains out its venous blood into the superior ophthalmic vein.