Human Ear In human body there are five sense organ , one of them ear , it is very important sense organ . The structure of human ear basically divided into three parts. (a). Outer ear (b). The middle ear (c). The inner ear (a). Outer ear = Outer ear generally made from pinna and ear Canal . Pinna can be visible by outside and ear Canal is about 2 cm long which is visible in the opening. The function of outer ear is to catch the sound wave and to side waves to middle ear. (b). Middle ear = Middle ear generally separated from the ear Canal by membrane called the eardrum. Or tympanic membrane. It comist of three connected bones called hammer, anuil and stirrup. The function midd...