In the external auditory canal, the apopilosebaceous unit is composed of:
a.Hair follicles and sebaceous and endocrine glands
b.Hair follicles sloughed squamous epithelium, and apocrine glands
c.Hair follicles and sebaceous and apocrine glands
d.Exfoliated cerumen, hair follicles and sebaceous glands
e.Glandular secretions, cerumen, and desquamated epithelium
Ans-C
The skin of the cartilaginous canal contains many hair cells and sebaceous and
apocrine glands such as cerumen glands . Together, these three adnexal structures provide
a protective function and are termed the apopilosebaceous unit.
PAG E 2333-Bailey's Head & Neck SurgeryOTOlARYNGOLOGY First Edition 2022
a.Hair follicles and sebaceous and endocrine glands
b.Hair follicles sloughed squamous epithelium, and apocrine glands
c.Hair follicles and sebaceous and apocrine glands
d.Exfoliated cerumen, hair follicles and sebaceous glands
e.Glandular secretions, cerumen, and desquamated epithelium
Ans-C
The skin of the cartilaginous canal contains many hair cells and sebaceous and
apocrine glands such as cerumen glands . Together, these three adnexal structures provide
a protective function and are termed the apopilosebaceous unit.
PAG E 2333-Bailey's Head & Neck SurgeryOTOlARYNGOLOGY First Edition 2022
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