Skin Structure and Composition

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Which layer of the skin is responsible for giving it strength and resiliency?

Subcutaneous tissue

Hypodermis

Epidermis

Dermis (correct)

Which pigment is responsible for determining skin tone?

Carotene

Hemoglobin

Keratin

Melanin (correct)

What causes freckles and nevi?

Hemoglobin deficiency

Lack of melanin production

Carotene accumulation

Excessive sun exposure (correct)

What pigment gives a yellow to orange color to the skin?

Carotene Signup and view all the answers

What is the primary function of sweat glands?

Regulation of body temperature Signup and view all the answers

Which type of sweat gland is responsible for body odor when broken down by bacteria?

Apocrine Signup and view all the answers

What is the primary function of sebaceous glands?

Secretion of sebum Signup and view all the answers

Which layer of the skin is mostly fibrous connective tissue?

Dermis Signup and view all the answers

Which cell type in the epidermis continuously grows and sheds?

Keratinocytes Signup and view all the answers

What is the function of melanin in the skin?

To protect the nucleus of keratinocyte cells from UV light Signup and view all the answers

Which layer of the epidermis is only present in thick skin, such as the palms and soles?

Lucidium Signup and view all the answers

Which cell type in the epidermis is linked to a nerve ending and used as a sensory receptor for touch?

Tactile cells Signup and view all the answers

What is the acronym used to remember the layers of the epidermis in top to bottom order?

Come Let's Get Sun Burned Signup and view all the answers

Which layer of the skin is not part of the skin but shares some functions, such as shock absorption and insulation?

Subcutaneous tissue Signup and view all the answers

Which layer of the epidermis is responsible for protecting deeper cells from the environment and water loss?

Stratum Corneum Signup and view all the answers

Which layer of the epidermis is only present in thick skin, such as the palms and soles of the feet?

Stratum Lucidum Signup and view all the answers

Which layer of the epidermis is responsible for the beginning of keratinization?

Stratum Granulosum Signup and view all the answers

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Stratum Spinosum Signup and view all the answers

Which layer of the epidermis is closest to the basement membrane and is actively mitotic?

Stratum Basale Signup and view all the answers

What is the process called when cells in the epidermis are pushed away from the basement membrane and undergo changes in shape and chemical composition?

Keratinization Signup and view all the answers

Which layer of the dermis contains collagen and elastic fibers, blood and lymphatic vessels, and sensory receptors?

Reticular layer Signup and view all the answers

Which layer of the skin acts in thermoregulation by offering heat insulation?

Hypodermis Signup and view all the answers

What are the primary functions of the skin?

Sensation, protection, synthesis Signup and view all the answers

Which layer of the skin contains sensory receptors for heat, cold, pain, touch, and pressure?

Dermis Signup and view all the answers

What is the role of the sweat glands in thermoregulation?

To release excess heat Signup and view all the answers

What happens when the skin is exposed to UV rays?

The skin synthesizes Vitamin D Signup and view all the answers

What is the function of the skin as a blood reservoir?

To store excess blood Signup and view all the answers

How does the skin help in excretion of wastes?

Via sweat glands Signup and view all the answers

What is the purpose of cutaneous sensory receptors in the skin?

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

Why is the synthesis of Vitamin D important for the body?

To absorb calcium and phosphorus Signup and view all the answers

Which layer of the epidermis is responsible for the beginning of keratinization?

Stratum Granulosum Signup and view all the answers

What is the primary function of sweat glands?

To regulate body temperature Signup and view all the answers

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Stratum Spinosum Signup and view all the answers

Which layer of the epidermis is responsible for protecting deeper cells from the environment and water loss?

Stratum Corneum Signup and view all the answers

Which layer of the epidermis is closest to the basement membrane and is actively mitotic?

Stratum Basale Signup and view all the answers

Which type of sweat gland is responsible for body odor when broken down by bacteria?

Apocrine sweat gland Signup and view all the answers

What are the primary functions of the skin?

Protection, thermoregulation, and sensation Signup and view all the answers

Which layer of the skin contains collagen and elastic fibers, blood and lymphatic vessels, and sensory receptors?

Dermis Signup and view all the answers

What pigment gives a yellow to orange color to the skin?

Carotene Signup and view all the answers

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Stratum granulosum Signup and view all the answers

What is the primary function of sweat glands?

Regulation of temperature Signup and view all the answers

Which type of sweat gland is responsible for body odor when broken down by bacteria?

Apocrine glands Signup and view all the answers

What is the process called when cells in the epidermis are pushed away from the basement membrane and undergo changes in shape and chemical composition?

Keratinization Signup and view all the answers

What is the role of the sweat glands in thermoregulation?

To produce sweat that cools the body Signup and view all the answers

Which layer of the skin is responsible for protecting deeper cells from the environment and water loss?

Basale Signup and view all the answers

What is the function of the skin as a blood reservoir?

To store blood for circulation Signup and view all the answers

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Granulosum Signup and view all the answers

What is the primary function of sweat glands?

To produce sweat for cooling the body Signup and view all the answers

Which layer of the epidermis is responsible for the beginning of keratinization?

Spinosum Signup and view all the answers

What is the function of melanin in the skin?

To protect the nucleus of keratinocyte cells from UV light Signup and view all the answers

What is the primary function of sebaceous glands?

To produce sebum for lubrication Signup and view all the answers

Which layer of the skin acts as a blood reservoir?

Dermis Signup and view all the answers

What is the primary function of the sweat glands?

To produce sweat for cooling the body Signup and view all the answers

What is the primary function of the subcutaneous layer?

To provide heat insulation Signup and view all the answers

What is the role of cutaneous sensory receptors in the skin?

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

What is the primary function of the skin in the synthesis of Vitamin D?

To synthesize cholesterol Signup and view all the answers

What is the primary function of the skin in excretion of wastes?

To excrete salt and water through the pores Signup and view all the answers

Skin Structure and Composition

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Questions and Answers

Which layer of the skin is responsible for giving it strength and resiliency?

Which pigment is responsible for determining skin tone?

What causes freckles and nevi?

What pigment gives a yellow to orange color to the skin?

What is the primary function of sweat glands?

Which type of sweat gland is responsible for body odor when broken down by bacteria?

What is the primary function of sebaceous glands?

Which layer of the skin is mostly fibrous connective tissue?

Which cell type in the epidermis continuously grows and sheds?

What is the function of melanin in the skin?

Which layer of the epidermis is only present in thick skin, such as the palms and soles?

Which cell type in the epidermis is linked to a nerve ending and used as a sensory receptor for touch?

What is the acronym used to remember the layers of the epidermis in top to bottom order?

Which layer of the skin is not part of the skin but shares some functions, such as shock absorption and insulation?

Which layer of the epidermis is responsible for protecting deeper cells from the environment and water loss?

Which layer of the epidermis is only present in thick skin, such as the palms and soles of the feet?

Which layer of the epidermis is responsible for the beginning of keratinization?

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Which layer of the epidermis is closest to the basement membrane and is actively mitotic?

What is the process called when cells in the epidermis are pushed away from the basement membrane and undergo changes in shape and chemical composition?

Which layer of the dermis contains collagen and elastic fibers, blood and lymphatic vessels, and sensory receptors?

Which layer of the skin acts in thermoregulation by offering heat insulation?

What are the primary functions of the skin?

Which layer of the skin contains sensory receptors for heat, cold, pain, touch, and pressure?

What is the role of the sweat glands in thermoregulation?

What happens when the skin is exposed to UV rays?

What is the function of the skin as a blood reservoir?

How does the skin help in excretion of wastes?

What is the purpose of cutaneous sensory receptors in the skin?

Why is the synthesis of Vitamin D important for the body?

Which layer of the epidermis is responsible for the beginning of keratinization?

What is the primary function of sweat glands?

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

Which layer of the epidermis is responsible for protecting deeper cells from the environment and water loss?

Which layer of the epidermis is closest to the basement membrane and is actively mitotic?

Which type of sweat gland is responsible for body odor when broken down by bacteria?

What are the primary functions of the skin?

Which layer of the skin contains collagen and elastic fibers, blood and lymphatic vessels, and sensory receptors?

What pigment gives a yellow to orange color to the skin?

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

What is the primary function of sweat glands?

Which type of sweat gland is responsible for body odor when broken down by bacteria?

What is the process called when cells in the epidermis are pushed away from the basement membrane and undergo changes in shape and chemical composition?

What is the role of the sweat glands in thermoregulation?

Which layer of the skin is responsible for protecting deeper cells from the environment and water loss?

What is the function of the skin as a blood reservoir?

Which layer of the epidermis contains several layers of cells with abundant melanosomes and dendritic cells?

What is the primary function of sweat glands?

Which layer of the epidermis is responsible for the beginning of keratinization?

What is the function of melanin in the skin?

What is the primary function of sebaceous glands?

Which layer of the skin acts as a blood reservoir?

What is the primary function of the sweat glands?

What is the primary function of the subcutaneous layer?

What is the role of cutaneous sensory receptors in the skin?

What is the primary function of the skin in the synthesis of Vitamin D?

What is the primary function of the skin in excretion of wastes?

What is the primary function of adipose tissue in the subcutaneous layer?

What is the primary function of the dermis?

What is the primary function of the skin as a defense mechanism?

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