The nurse uses a diagram to show the physiology of hearing. After sound has entered the external ear, the sound is then conducted through the (arrange the options in sequence):
1. tympanic membrane.
2. sensory receptors.
3. oval window.
4. acoustic nerve to the brain.
5. malleus, incus, and stapes.
1, 5, 3, 2, 4
The sound impulse, after entering the external ear, goes to the tympanic membrane, through the malleus, incus and stapes, oval window, and sensory receptors in the inner ear, and then through the acoustic nerve to the brain.
PTS: 1 DIF: Cognitive Level: Comprehension REF: 1189
OBJ: 1 TOP: Physiology of Hearing
KEY: Nursing Process Step: Implementation
MSC: NCLEX: Health Promotion and Maintenance
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