Hearing - b) elastic cartilage, lined with skin, hairs,...

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Hearing 1. Three major divisions a) External 1) auricle or pinna a) elastic cartilage covered with skin and hair b) function to direct sound into external acoustic meatus 2) external acoustic meatus a) (auditory canal), extends from auricle to eardrum
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Unformatted text preview: b) elastic cartilage, lined with skin, hairs, sebaceous glands, apocrine sweat gl. called ceruminous glands c) glands secrete yellow brown waxy cerumen or (ear wax) traps foreign bodies and repels insects...
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