L1 Flashcards

1
Q

Features of epidermis 3

A

Stratified barrier
Keratinocytes
avascular

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2
Q

Features of dermis

A

Protein fibres for strength
vascular

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3
Q

Feature of hypodermis

A

Adipose tissue

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4
Q

What is the corneum layer (epi)

A

Dead outer layer

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5
Q

What is the Granulosum layer Epi

A

Contains granules that promote dehydration of cell

cross linking of keratin fibre

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6
Q

What is the spinosum layer? epi

A

desmosomes link cells together

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7
Q

what is basale layer? epi

A

Columnar regenerative cells
replenishes layer above

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8
Q

What does desmosomes and hemidesomosomes do?

A

-anchors adjacent cells
-Anchors stratum basale to dermis

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9
Q

what is the extra layer for thick skin

A

Lucidum

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10
Q

From outer to inner name the layers

A

Come Lets Get Some Burgers

Corneum, Lucidum, Granulosum, Spinosum, basale

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11
Q

Papillary layer of dermis

A

Highly vascularised tissues for nourishment

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12
Q

Reticular layer

A

Mesh like structure of collagen and elastin fibres for strength

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13
Q

Cutaneous plexus

A

blood vessels at dermis/hypodermis to supply blood for hair follicles and sweat glands

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14
Q

subpapillary plexus

A

blood vessels providing oxygen to upper dermis and epidermis

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15
Q

what does the hypodermis do?

A

contains adipocytes that produce subcutaneous fat for energy and insulation

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16
Q

what is 1st burn?

A

superficial (epidermis) damage

17
Q

normal 2nd burn

A

Epidermis + varying amounts of dermis

painful, moist, blisters

18
Q

deeper 2nd burn

A

whiteish waxy looking areas

hair follicles and sweat glands intact

19
Q

3rd burn

A

Extends into subcutaneous tissue

waxy white, deep red or black

sensory nerve endings destroyed