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Unformatted text preview: 12. Which condition is characterized by the loss of central vision? macular degeneration 13. Which structure of the eye is located between the back of the iris and the front of the lens? posterior chamber 14. Which condition is an area of absent or depressed vision surrounded by areas of normal vision? scotoma 15. Which term describes the region in the eye where the nerve endings of the retina gather to form the optic nerve? optic disk 16. Which structures are important in maintaining equal atmospheric pressure within the middle ear? eustachian tubes 17. Which structure or structures transmit information to the brain to ensure that equilibrium of the body is maintained? semicircular canals 18. Which type of hearing loss is progressive and associated with aging? presbycusis 19. Which condition of the middle ear results in a conductive hearing loss? otosclerosis 20. Which structure forms a protective covering of the exposed surface of the eyeball? conjunctiva...
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- Spring '12