Nursing 109

N108: Transition to the Registered Professional Nurse Role Study Guide

Chapter 5

1. B The conjunctiva is the layer of epithelial cells that covers the cornea and protects it against damage. 2. D The conjunctiva is the layer of epithelial cells that covers the cornea and protects it against damage. The cornea is the transparent front of the eye that helps to converge light rays as they enter the eye. The sclera is the opaque outer structure that provides protection and attachment surfaces for eye muscles. 3. A A corneal abrasion is a scratch on the cornea of the eye. Photophobia is eye sensitivity to bright light and may be a symptom of other disorders including conjunctivitis. Retinopathy is any disease of the retina. 4. D Myopia, also called nearsightedness, is the inability of the eye to focus for clear vision of distant objects. Retinopathy is any disease of the retina. Glaucoma is a group of eye conditions in which increased pressure in the eye causes damage to the optic nerve. 5. A Loss of ability to distinguish colors and blurred or cloudy vision are typical complaints of individuals with cataracts. 6. B The malleus, also called the hammer, is one of the three bony ossicles in the ear. The Eustachian tube is the tube from the middle ear to the nasopharynx. The cochlea is the spiral shaped structure in the inner ear that contains tiny hairs that move when hit by a sound vibration. 7. A Labyrinthitis is an ear disorder of the inner ear that may occur after otitis media. Presbycusis is age-related hearing loss. Otosclerosis is an abnormal bone growth in the middle ear. 8. C Otitis media is a disease of the middle ear often seen in children. Labyrinthitis is an ear disorder of the inner ear that may occur after otitis media. Otosclerosis is an abnormal bone growth in the middle ear. 9. B In the normal developmental process, development of all the senses peaks in early adulthood and begins to decline after that. 10. D Vision is very poorly developed in a newborn and develops slowly over the first month of life. By the time she is a few weeks old, the infant will be able to focus on large objects and follow movement with her eyes.

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