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20 Questions

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Skin and Its Accessory Structures

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Questions and Answers

Which region of the skin is responsible for the production of melanin?

Stratum corneum

Papillary region

Stratum basale (correct)

Reticular region

What is the main function of keratinocytes?

Produce fibrous protein

Produce keratin (correct)

Produce melanin

Produce lamellar granules

Which type of cells are most abundant in the skin?

Merkel cells

Melanocytes

Keratinocytes (correct)

Langerhans cells

Where are Langerhans cells primarily located in the epidermis?

Stratum spinosum Signup and view all the answers

What is the function of Merkel cells in the skin?

Provide tactile sensations Signup and view all the answers

Which layer of the epidermis is responsible for continuous renewal of cells?

Stratum basale Signup and view all the answers

What is the main function of melanin in the skin?

Protection against UV light Signup and view all the answers

Where are melanin granules transferred to keratinocytes from?

Melanocytes Signup and view all the answers

What is the main function of lamellar granules produced by keratinocytes?

Water repellency Signup and view all the answers

Which region of the skin contains immune cells known as Langerhans cells?

Stratum spinosum Signup and view all the answers

Which of the following is NOT an accessory structure of the skin?

Muscles Signup and view all the answers

What is the function of the skin?

All of the above Signup and view all the answers

Which layer of the skin is responsible for energy storage and physical protection?

Hypodermis Signup and view all the answers

What is the pH of the skin?

5.5 Signup and view all the answers

Which of the following is NOT a layer of the skin?

Adipose tissue Signup and view all the answers

What is the largest organ in the body?

Skin Signup and view all the answers

What is the main function of the epidermis?

To provide physical protection Signup and view all the answers

What is the main function of the dermis?

To sense changes in the environment Signup and view all the answers

What is the role of melanin in the skin?

To determine skin color Signup and view all the answers

What is the purpose of the hypodermis or subcutaneous tissue?

To store energy Signup and view all the answers