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Pregunta 1
Pregunta
The major components of the integumentary system are;
Respuesta
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the dermis, epidermis and the accessory structures
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the epidermis and the hypodermis
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the hair and nails
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the dermis and the subcutaneous layer
Pregunta 2
Pregunta
The protein that permits stretch and recoil of the skin is;
Respuesta
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collagen
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melanin
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keratin
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elastin
Pregunta 3
Pregunta
The primary pigments contained in the epidermis are;
Respuesta
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carotene and xanthophylls
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carotene and melanin
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melanin and chlorophyll
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xanthophylls and melanin
Pregunta 4
Pregunta
The accessory structures of the integument include the;
Respuesta
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hair follicles, nails, sebaceous glands and sweat glands
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blood vessels, glands, muscles and nerves
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merkel cells, lamellated corpuscles and tactile corpuscles
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hair, skin and nails
Pregunta 5
Pregunta
What is sebum?
Respuesta
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oil
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skin
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sweat
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an epidermal layer
Pregunta 6
Pregunta
What are eccrine and apocrine glands?
Respuesta
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sweat glands
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endocrine glands
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sebaceous glands
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lacrimal glands
Pregunta 7
Pregunta
What is keratin?
Respuesta
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collagen
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sweat
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protein
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carbohydrate
Pregunta 8
Pregunta
Which of the following vitamins is synthesized by the skin?
Respuesta
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vit A
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vit B
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vit C
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vit D
Pregunta 9
Pregunta
When the arrector pili muscle contract;
Respuesta
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'goose bumps' form on the skin
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the body is able to lose heat
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the hair on your arms and legs begin to curl
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the sweat gland empty their contents onto the surface of the skin
Pregunta 10
Pregunta
Which of the following statements describes the dermis?
Respuesta
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contains no blood vessels
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functions as padding and insulation
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is divided into three distinct layers
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is responsible for most of the skin's structural strength
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