Weblens, in anatomy, a nearly transparent biconvex structure suspended behind the iris of the eye, the sole function of which is to focus light rays onto the retina. The lens is made up of unusual elongated cells that have no blood supply but obtain nutrients from the surrounding fluids, mainly the aqueous humour that bathes the front of the lens. Waste products are … Web1. Internal carotid artery 2. External carotid artery Internal carotid artery supplies Structures of the cranium. Eye and related structures External carotid artery supplies Superficial areas of the head and neck. Small portion of the circulation to the ocular adnexa Blood supply of Internal carotid artery Internal carotid artery
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Changes in Ocular Hemodynamics after Carotid Artery ... - PubMed
WebWELCOME "Specializing in tube inspections since 1985" Iris Inspection Services® is a tubing inspection specialty company providing comprehensive inspection support to the … WebOct 20, 2024 · blood supply and drainage: anterior ciliary vessels relations anterior: anterior chamber posterior: posterior chamber medial: pupil lateral: ciliary body Gross anatomy … The iris consists of two layers: the front pigmented fibrovascular layer known as a stroma and, beneath the stroma, pigmented epithelial cells. The stroma is connected to a sphincter muscle (sphincter pupillae), which contracts the pupil in a circular motion, and a set of dilator muscles (dilator pupillae), which pull the iris radially to enlarge the pupil, pulling it in folds. recycle bin restore to different location