The Dermis Flashcards

1
Q

Histamine

A

Causes swelling

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2
Q

Technical term for swelling

A

Edema

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3
Q

Also know as the dermal matrix…made up of proteins and GAGS

A

Ground substance

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4
Q

Glycosaminoglycans

A

Gel like substance that is made up of water and proteins, it maintains water balance and gives support to the dermis

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5
Q

Can hold 100x it’s own weight in water

A

Hyaluronic acid

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6
Q

Elastin

A

Makes up 15% of the dermis and gives the skin it’s elasticity

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7
Q

Cicatrix (scar)

A

When elastin is damaged and replaced with collagen

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8
Q

Makes up 5% of the dermis and creates a support system or framework for the other structures found within the dermis

A

Reticulan

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9
Q

Subcutaneous

A

Also known as the hypodermis and subcutis

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10
Q

Makes up 70% of the dermis and gives support (tone) to the skin

A

Collagen

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11
Q

Sebacesous glands

A

Produces sebum which lubricates the surface of the skin and slows down TEWL

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12
Q

Excretes waste and toxins through perspiration

A

Sudoriferous glands

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13
Q

Hair follicle

A

Protects against the elements, helps with regulation of body temp, aids in the transportation of sebum onto skin

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14
Q

Responsible for the inflammatory response

Produces two chemicals: histamine and heparin

A

Mast cell

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15
Q

Location where small arteries and veins come together for A gaseous exchange

A

Looped capillaries

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16
Q

Fat cells

A

Used for insulation and energy reserve

17
Q

Gel like substance that is made up of water and proteins

A

Gags

18
Q

Fibroblast

A

Specialized cell that produces collagen

19
Q

Deepest layer of the dermis

A

Reticular layer

20
Q
FAT
BOYS 
LIVE
ON 
SAint
HElens
Avenue
NOrth
A
Fat cells
Blood vessels
Lymph vessels
Sebaceous glands (oil)
Sudoriferous glands
Hair follicle
Arrector pilli muscle
Nerve endings 
Structures of the dermis
21
Q

Type of white blood cell that produces antibodies

A

Lymphocyte

22
Q

Structure in the dermis used for insulation and energy reserve

A

Fat cells

23
Q

Blood vessels

A

Transport blood which carries oxygen and nutrients to the cells and removes waste products

24
Q

What does vitamin c stimulate?

A

Fibroblast to produce more collagen

25
Q

Also know as the subcutis and hypodermis

A

Subcutaneous

26
Q

Collagen

A

Makes up 70% of the dermis and gives support to the skin (tone)

27
Q

Filters and removes waste from the extra interstitial fluid and returns it back to the blood stream

A

Lymph vessels

28
Q

Transports blood which carries oxygen and nutrients to the cells and removes waste products

A

Blood vessels

29
Q

Dermal papillae

A

Cone like projections that contain looped capillaries and tactile corpuscles

30
Q

Regulates body temperature through insulation
Cushions and protects the bones and internal organs
Stores excess energy
Stores fat soluble vitamins a d e k

A

Subcutaneous

31
Q

Regulates body temperature through insulation

A

Subcutaneous

32
Q

Proteins of the dermis

A

Collagen
Elastin
Reticulan

33
Q

Makes up 15% of the dermis

Gives the skin it’s snap back ability

A

Elastin

34
Q

Makes up 5% of the dermis

Creates a support system or framework for the other structures found within the dermis

A

Reticulan

35
Q

What are the specialized cells

A

Mast cell
Lymphocyte
Macrophage
Fibroblast

36
Q

What is responsible for the inflammatory response?

A

Mast cell

37
Q

Causes edema and pruritus

A

Histamine