Chapter 5: Integumentary System Flashcards

(37 cards)

1
Q

List the functions of the integumentary system.

A

protection, temperature regulation, excretion, metabolism, absorption

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2
Q

Where on the body can you find thick skin?

A

palms, soles of feet

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3
Q

What happens to cells as they get pushed form the deeper epidermis to the superficial epidermis?

A

they die

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4
Q

Explain eccrine sweat glands.

A

produce sweat, maintains temperature, excretes salt and urea

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5
Q

Which layer of the epidermis undergoes cell division?

A

stratum basale

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6
Q

Define acne.

A

clogged sebaceous glands

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7
Q

Which epidermal layer is found only on the palms and soles?

A

stratum lucidium

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8
Q

List the layers to the cutaneous membrane, from superficial to deep.

A

epidermis, dermis, hypodermis

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9
Q

What do albinos not produce?

A

melanin

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10
Q

Body odor is produced by what type of glands?

A

sweat glands -> apocrine glands

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11
Q

Explain melanin.

A

protects body against UV rays, adds pigment to skin

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12
Q

Glands that excrete oil are called?

A

sebaceous glands

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13
Q

What vitamin does the skin make when introduced to sunlight?

A

vitamin D

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14
Q

The deepest layer of cells in the epidermis is?

A

stratum basale

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15
Q

What happens when the arrector pili muscle contracts?

A

goosebumps

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16
Q

The tube surrounding each hair is called?

A

hair follicle

17
Q

How do eccrine and sebaceous glands differ?

A

eccrine glands produce sweat while sebaceous glands produce oil

18
Q

What is the part of the hair above the skin’s surface called?

19
Q

What type of tissue makes up the hypodermis?

A

fat and areolar

20
Q

What type of muscle is the arrector pili muscle?

A

smooth muscle

21
Q

What layer supplies the epidermis with blood?

22
Q

Which layers of the epidermis contains Langerhans’s cells and is rich in keratin?

A

stratum granulosum

23
Q

What pigment gives us skin color?

24
Q

What type of tissue makes up the epidermis?

A

stratified squamous epithelium

25
List the accessory structures of the skin
hair, nails, glands
26
What can cause temporary hair loss?
scalp injury, disease, hormones
27
What substance waterproofs skin?
keratin
28
Give the main function of nails.
protection of fingers and toes
29
What does melanin protect us form?
UV rays
30
List the four types of sensory receptors located in the dermis.
pain, pressure, temperature, touch
31
What is the largest organ of the body?
skin
32
Explain the dermal papillae
ridges that extend into epidermis
33
Cells located in the stratum germinativum that are sensitive to tough are the?
merkel cells
34
List the 5 layers to the epidermis, from deep to superficial.
stratum basale, stratum spinosum, stratum granulosum, stratum lucidium, stratum corneum
35
The part of the hair that is encased by a hair follicle and anchors the hair in place is the?
hair root
36
Nails are primarily made up of what waterproof protein?
keratin
37
Extremely fine, soft hair found on a fetus is called?
lanugo