A woodworking jig is a device used to control the blade of a saw or the motion of another tool that will cut or otherwise alter wood. Simple jigs can be made from wood, and they can be custom-built for specific woodworking functions; a person can also buy a prefabricated woodworking jig made from wood, plastic, or even metal.
Disease Entity. Disease. Adieâs Tonic Pupil, also known as Adieâs Syndrome or Holmes-Adie Syndrome, is a disorder of the autonomic nervous system characterized by mydriasis with poor or sluggish pupillary constriction in bright light with slow redilation and decreased deep tendon reflexes.
Pupil: The opening of the iris. The pupil may appear to open (dilate) and close (constrict), but it is really the iris that is the prime mover; the pupil is merely the absence of iris.The pupil determines how much light is let into the eye.Both pupils are usually of equal size.If they are not, the condition is called anisocoria.he pupil may appear to open (dilate) and close (constrict), but it is really the iris that is the prime mover; the pupil is merely the absence of iris.