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Anatomy and Physiology > Integumentary System > Flashcards

Integumentary System Flashcards

To help recall the lessons about the Integumentary System

1
Q

Superficial layer of skin with stratified squamous epithelial tissue.

A

Epidermis

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2
Q

Modulation of blood flow through skin and sweat glands.

A

Temperature

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3
Q

Layer of connective tissue, responsible for the strength of the skin.

A

Dermis

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4
Q

Waste products removal through skin and glands.

A

Excretion

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5
Q

Types of burns.

A

Normal, 1st degree, 2nd degree, 3rd degree, 4th degree

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6
Q

Only the surface of the epidermis is affected.

A

1st degree

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7
Q

Burns entered into the muscle and bone.

A

4th degree

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8
Q

Produce the pigment melanin that contributes to skin color.

A

Melanocytes

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9
Q

Cells that produce a protein mixture called keratin which makes cells more durable, constantly lost at the surface.

A

Keratinocytes

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10
Q

4 layers of the epidermis.

A

Stratum corneum, Stratum granulosum, Stratum spinosum, Stratum basale

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11
Q

A group of pigments responsible for hair, skin and eye color.

A

Melanin

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12
Q

Can be found in the palms of the hands, soles of the feet and fingertips.

A

Thick skin

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13
Q

Represents separation between underlying collagen fibers bundles in the reticular dermis.

A

Cleavage lines

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14
Q

Attaches the skin to underlying bone and muscle and supplies the skin with blood vessels and nerves.

A

Subcutaneous tissue

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15
Q

Active phase in which hair follicles takes on its onion like shape and works to produce hair fiber.

A

Anagen (growth)

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16
Q

Follicles undergo apoptosis-driven regression and loses 1/6th of its standard diameter.

A

Catagen (transition)

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17
Q

Follicle becomes dormant and growth of hair shaft does not occur.

A

Telogen (resting)

18
Q

Extension of the telogen phase.

A

Exogen (shedding)

19
Q

Simple, coiled, tubular that open directly onto the surface through sweat pores.

A

Eccrine

20
Q

Secrete organic substance that are metabolized by bacteria that produces body odor.

A

Apocrine

21
Q

Modified apocrine located in the breast, produces milk.

A

Mammary glands

22
Q

Thin plate consisting of layers of dead stratum corneum cells with hard keratin.

A

Nails

23
Q

Stimulates the uptake of calcium and phosphate from the small intestine.

A

VItamin D

24
Q

Includes the skin and accessory structures such as hair, glands, and nails.

A

Integumentary system

25
Q

Specialized epidermal cells associated with the nerve endings responsible for detecting light touch and pressure.

A

Merkel cells/tactile epithelial cells

26
Q

Most superficial stratum of the epidermis; 25 or more layers of dead squamous cells.

A

Stratum corneum

27
Q

Three to five layers of dead cells; appears transparent; present in thick skin, absent in most thin skin.

A

Stratum lucidum

28
Q

Two to five layers of flattened, diamond- shaped cells.

A

Stratum granulosum

29
Q

A total of 8-10 layers of many-sided cells.

A

Stratum spinosum

30
Q

Deepest stratum of the epidermis; single layer of cuboidal or columnar cells; basement membrane of the epidermis attaches to the dermis.

A

Stratum basale

31
Q

Mat of collagen and elastic fibers, Dense irregular connective tissue. Main fibrous layer of the dermis, forms cleavage lines.

A

Reticular layer

32
Q

Form where the dermis is closely attached to the underlying structures.

A

Flexure lines

33
Q

Consist of spiderman ridges that lie on top of dermal ridges.

A

Friction ridges

34
Q

Inside the bulb are undifferentiated epithelial cells.

A

Matrix

35
Q

Smooth muscle cells associated with each hair follicle.

A

Arrector pili

36
Q

Located beneath the free edge of the nail body.

A

Hyponychium

37
Q

Composed of epithelial tissue that gives rise to the cells that form the nail.

A

Nail Matrix and bed

38
Q

Where the body nail fold grows into the nail body.

A

Cuticle

39
Q

Vitamin that helps your body absorb calcium and phosphorus. Treats Vitamin D deficiency.

A

Cholecalciferol

40
Q

True or False

Skin exposed to sunlight age more rapidly than non exposed skin.

A

True

Anatomy and Physiology (2 decks)

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