Meninges- three layers of connective tissue 1) Dura Mater: tough top layer 2) Arachnoid Mater: middle; collagen/elastic fibers; spiderweb effect 3) Pia Mater: delicate and thin; bottom transparent layer made up of elastic/collagen fibers; blood vessels
The patient should lie with the affected ear upward, and then the drops should be instilled. This position should be maintained for five minutes to facilitate penetration of the drops into the ear canal