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Dermatology Unit for Clinical Medicine I - Lectures > Intro to Derm > Flashcards

Intro to Derm Flashcards

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Dermatology Board Prep flashcards
1
Q

grouped vesicles are characterized of what pathology

A

HSV

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2
Q 
Locations of dermatology pathology 
-
-
-
-
-
-
-
A 
Acral
Dermatomal
Extensor
Flexor
Follicular
Photodistributed
Generalized
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3
Q

palms and soles

A

acral

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4
Q

follows dermatome

A

dermatomal

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5
Q

extensor muscles of front of forearm and back of leg

A

extensor

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6
Q

flexor muscles of back of forearm and front of leg

A

flexors

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7
Q

hair bearing areas- under arm pit, scalp, genital area

A

follicular

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8
Q

sun bearing areas

A

photodistributed

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9
Q

all over body or in a general area

A

generalized

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10
Q

3 layers of the skin

A

epidermis, dermis, and subQ

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11
Q

prevents water loss
protects against mechanical stresses, chemicals and microorganisms
keratinocytes, melanocytes, langerhans cells, merkel cells

A

epidermis

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12
Q

produce pigment, originate in neural crest, in basal layer, 1:10 ratio to keratinocytes

A

melanocytes

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13
Q

pigment granules

A

melanosomes

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14
Q

skin color is determined by ___

A

number, size, and distribution of melanosomes

GO Baleigh

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15
Q

lacking melanocytes, chalky white appearance, higher risk for skin CA, have no protection in this area, “Michael Jackson disease”

A

Vitiligo

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16
Q

3% of epidermis, antigen presenting cells, migrates into dermis then lymphatics

A

langerhan cells

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17
Q

located on scalp and arm pit area, “scaley patches”

A

langerhans cell histiocytosis

18
Q

basal layer, slow-adapting touch receptors

A

merkel cells

19
Q

“solidarty notch in the eyebrow” “non healing” “papilla nodule” with blue tint, a virus causes the merkel cell to become cancercous, head, neck and eyebrow, very aggresive and lymph nodes involvement

A

merkel cell carcinoma

20
Q

list the 4 epidermal appendages

A

eccrine sweat glands
apocrine glands
hair follicles
sebaceous glands

21
Q

thermoregulatory, most abundant on palms soles and axilla, cholingeric

A

eccrine sweat glands

22
Q

pathology of eccrine sweat glands

A

miliaria

23
Q

“heat rash” “newborn with pinpoint papilla”

A

miliaria

24
Q

outgrowth of hair follicle, viscous sweat, starts functioning in puberty, adrenergic

axilla, areolae, anogenital region, external auditory canal, eyelids

A

apocrine glands

25
Q

the greatest density of the sebaceous glands are located

A

on the face and scalp

26
Q

nonfollicular sebaceous gland on eyelid

A

meibomian gland

27
Q

nonfollicular sebaceous gland on foreskin

A

tyson’s gland

28
Q

nonfollicular sebaceous gland on lip

A

fordyce spots

29
Q

components of ___ are: glycerides, free fatty acids, wax esters, cholesterol esters, cholesterol

A

sebum

30
Q

-
-

A

reduces water loss from the skin surface
protects the skin from infection by bacteria and fungi
contributes to body odor

31
Q

production is increased of sebum by __

A

androgens

32
Q

“multiple yellow papilla with central umbilication” singular, not grouped together like vesicles

A

sebaceous hyperplasia

33
Q

dimp in the center

A

central umbilication

34
Q

allergies, anaphylaxis, many IgE receptors

A

mast cells

35
Q 
granules of \_\_ cells contain:
histamine
heparin
chemotactice factors
tryptase
chymase
prostaglandins
A

mast cells

36
Q

activation is direct by physical or medications, cross linking of IgE receptors

A

mast cells

37
Q

mast cell pathology that is in children, they itch ALOT

A

urticaria pigmentosa

38
Q

mast cell pathology that is in adutls, singular solidarty lesions

A

mastocytoma

39
Q

many type of cells in subQ

A

lipocytes (adipocytes)

40
Q

functions of subQ

A

buoyancy
energy repository
hormone conversions
leptin production

41
Q

pathology with subQ layer

A

panniculitis

42
Q

fat under skin is calcified and thickening and hardening, punch biopsy is needed

A

panniculitis

Dermatology Unit for Clinical Medicine I - Lectures (2 decks)

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