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HEY!! Question---Important point or summary of ear. ♦Give detailed answer,,Best answer to be brainlest! DISCLAIMER: copied or useless answer are to be report...needed quality answer. |
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Answer» HI.. here is your answer. . .. ● The ears perform 2 sensory function and maintenance of BODY balance, anatomically the ear is divided into 3 main parts. ● Outer ear . ● Inner ear. ● Middle ear. ● Outer ear consists of the pinna and external auditory meatas . ● The pinna COLLECT the vibrations in the ear which produces sounds. The external auditory metatus leads inward and extends up to the tympanic membrane. ● There are very fine hairs and wax secreting sebaceous gland in the skin of the pinna and the meatus . ● The tympanic membrane is composed of CONNECTIVE tissue covered with skin outside and with mucus membrane inside. ● Middle ear contains 3 OSSICLES called mallelus , incus and stapes ● An euastachian tube connect the middle ear cavity with the Phyranx. The euastachian tube helps in equalising the pressure on either side of the ear drum . ● The coiled portion of the labyrinthin is filled with a fluid called endolymph. Called as cochlea. it is an important part of ear... hope it helps you. ☺ |
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