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Anatomy and Physiology > Chapter 3 - Workbook > Flashcards

Chapter 3 - Workbook Flashcards

1
Q

Describe what happens to someone who has third-degree burns.

A

There is damage to all skin layers and often damages underlying tissue. Must seek emergency medical attention.

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2
Q

What can cause skin cancer?

A

Exposure to ultraviolet rays

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3
Q

What are the fingerlike projections that project into the epidermis called?

A

Dermal papillae

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4
Q

What is the white crescent base of a nail called?

A

Lunula

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5
Q

An inherited condition in which cells do not produce melanin is what?

A

Albinism

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6
Q

What gives colour to hair and skin?

A

Melanin

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7
Q

What is the outer layer of the epidermis called?

A

Stratum corneum

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8
Q

New epidermal cells are pushed upward through what?

A

Stratum basale

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9
Q

What is the outer layer of skin consisting of stratified epithelial tissue called?

A

Epidermis

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10
Q

What is the purpose of sebum?

A

To lubricate the hair and skin

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11
Q

Describe what happens to someone who has first-degree burns.

A

There is damage to the epidermis, causing redness, swelling, and pain.

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12
Q

Where is hair not found on the body?

A

The soles of the feet, the palms, and the lips.

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13
Q

What is the layer of epithelium below the nail?

A

The nail bed

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14
Q

The dermis is composed mainly of what?

A

Collagen fibres

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15
Q

What is the visible part of the nail called?

A

The nail body

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16
Q

What is generally attached to hair follicles by tiny ducts?

A

Sebaceous glands

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17
Q

What part of the hair is above the skin surface?

A

The shaft

18
Q

What is the tough waterproofing protein made up of epidermal cells called?

A

Keratin

19
Q

Which layer consists of loose connective tissue and adipose tissue?

A

Subcutaneous

20
Q

When skin is exposed to excessive ultraviolet radiation, melanin does what?

A

Increases

21
Q

Where do epidermal cells die as they are pushed through?

A

Stratum corneum

22
Q

What consists of cells that are constantly dividing by mitosis?

A

Stratum basale

23
Q

What is the thick layer of skin beneath the epidermis called?

A

Dermis

24
Q

What are the roots of hair made out of?

A

Hair follicle

25
Q

What type of cancer is becoming increasingly common due to the exposure to the sun?

A

Malignant melanoma

26
Q

Describe what happens to someone who has second-degree burns.

A

There is damage to the epidermis and the dermis. This causes blisters to form.

27
Q

What is a hair follicle made up of?

A

the root with epithelial and connective tissue coverings

28
Q

What is a closely compressed protein in the nail?

A

Keratin

29
Q

What oily substance is secreted by sebaceous glands?

A

Sebum

30
Q

What part of the hair is below the skin surface?

A

Root

31
Q

What are pigment cells of the skin called?

A

Melanocytes

32
Q

What do melanocytes produce?

A

Melanin

33
Q

Blood vessels, nerves, hair follicles, and glands are located in what?

A

The dermis

34
Q

What is the protective screen against ultraviolet rays of the sun?

A

Melanin

35
Q

What is the actively growing part of the nail?

A

Stratum basale

36
Q

What is the subcutaneous layer beneath the dermis?

A

Superficial fascia

37
Q

What is the deepest layer of the epidermis called?

A

Stratum basale

38
Q

Where are sebaceous glands numerous on?

A

The face and the scalp

39
Q

What is the integumentary system?

A

The organ system made up of skin, hair, nails, and glands

40
Q

What is a yellow pigment found in carrots, that also helps determine skin colour?

A

Carotene

41
Q

The nail bed is rich in something, which gives the nail its pink colour. What is the something?

A

Capillaries

42
Q

Where are melanocytes found?

A

Scattered through the lowest layer of the epidermis

Anatomy and Physiology (19 decks)

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