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Cutaneous Pathology: Skin Structure and Function

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Cutaneous Pathology: Skin Structure and Function

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Questions and Answers

What is the origin of the sebaceous gland hair follicle?

From the epidermal stem cell population

From the same epithelium of the external root sheath (correct)

From the dermal papillae

From the infundibulum

What is the lifespan of the stratified cells in holocrine secretion?

8 days (correct)

30 days

15 days

60 days

What is the function of the follicular bulge?

To form hair shafts

To contract and cause goosebumps

To produce sebum

To regenerate epithelial structures (correct)

What occurs in 2nd degree burns?

Re-epithelialization occurs through migration of follicular bulge stem cells Signup and view all the answers

What is the term for the 'goosebump' phenomenon?

Arrector pili Signup and view all the answers

What is the role of the dermal papillae in wound healing?

To regenerate epithelial structures Signup and view all the answers

What is the function of the infundibulum?

To expel sebum from sebaceous glands Signup and view all the answers

What are the specialized cells of the epidermis mentioned in the text?

Langerhans cells, Merkel cells, melanocytes Signup and view all the answers

What type of secretion occurs in sebaceous glands?

Holocrine Signup and view all the answers

What is the consequence of 3rd degree burns?

Skin repair is often slow and incomplete Signup and view all the answers