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Integumentary system

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Integumentary system

Integumentary system

Question 1 of 10

1

The major components of the integumentary system are;

Select one of the following:

  • the dermis, epidermis and the accessory structures

  • the epidermis and the hypodermis

  • the hair and nails

  • the dermis and the subcutaneous layer

Explanation

Question 2 of 10

1

The protein that permits stretch and recoil of the skin is;

Select one of the following:

  • collagen

  • melanin

  • keratin

  • elastin

Explanation

Question 3 of 10

1

The primary pigments contained in the epidermis are;

Select one of the following:

  • carotene and xanthophylls

  • carotene and melanin

  • melanin and chlorophyll

  • xanthophylls and melanin

Explanation

Question 4 of 10

1

The accessory structures of the integument include the;

Select one of the following:

  • hair follicles, nails, sebaceous glands and sweat glands

  • blood vessels, glands, muscles and nerves

  • merkel cells, lamellated corpuscles and tactile corpuscles

  • hair, skin and nails

Explanation

Question 5 of 10

1

What is sebum?

Select one of the following:

  • oil

  • skin

  • sweat

  • an epidermal layer

Explanation

Question 6 of 10

1

What are eccrine and apocrine glands?

Select one of the following:

  • sweat glands

  • endocrine glands

  • sebaceous glands

  • lacrimal glands

Explanation

Question 7 of 10

1

What is keratin?

Select one of the following:

  • collagen

  • sweat

  • protein

  • carbohydrate

Explanation

Question 8 of 10

1

Which of the following vitamins is synthesized by the skin?

Select one of the following:

  • vit A

  • vit B

  • vit C

  • vit D

Explanation

Question 9 of 10

1

When the arrector pili muscle contract;

Select one of the following:

  • 'goose bumps' form on the skin

  • the body is able to lose heat

  • the hair on your arms and legs begin to curl

  • the sweat gland empty their contents onto the surface of the skin

Explanation

Question 10 of 10

1

Which of the following statements describes the dermis?

Select one of the following:

  • contains no blood vessels

  • functions as padding and insulation

  • is divided into three distinct layers

  • is responsible for most of the skin's structural strength

Explanation

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