adrenaline (epinephrine). A hormone of the adrenal medulla which, instilled in the eye, causes a constriction of the conjunctival vessels, dilates the pupil and diminishes the intraocular pressure. See adrenergic receptors; ocular decongestant; naphazoline; neurotransmitter; noradrenaline (norepinephrine).
For tinnitus with hearing impairment, press and massage the hollows behind both earlobes and the jawbone directly beneath the ears; and/or press on the gums behind the wisdom teeth with a pencil eraser, or bite down on a wad of cotton in the same location for several minutes. Do this once per day.
The waves running through the bell will be transferred into the air, creating the ringing sound that you hear. 11 people found this useful. 1  Bells and Whistles: Finding Relief for Ringing in Your Ear Tinnitus is a ringing in your ears, and the condition is usually caused by damage to the inner ear. human hearing a ringing a bell is where the sound waves vibrate the air surround the air and get passed along in a chain. In a vacuum there is not air so this vibration cann â¦ ot occur.