Intro to Derm

Question 1

grouped vesicles are characterized of what pathology

Answer 1

HSV

Question 2

Locations of dermatology pathology 
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-
-
-
-
-
-

Answer 2

Acral
Dermatomal
Extensor
Flexor
Follicular
Photodistributed
Generalized

Question 3

palms and soles

Answer 3

acral

Question 4

follows dermatome

Answer 4

dermatomal

Question 5

extensor muscles of front of forearm and back of leg

Answer 5

extensor

Question 6

flexor muscles of back of forearm and front of leg

Answer 6

flexors

Question 7

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

Answer 7

follicular

Question 8

sun bearing areas

Answer 8

photodistributed

Question 9

all over body or in a general area

Answer 9

generalized

Question 10

3 layers of the skin

Answer 10

epidermis, dermis, and subQ

Question 11

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

Answer 11

epidermis

Question 12

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

Answer 12

melanocytes

Question 13

pigment granules

Answer 13

melanosomes

Question 14

skin color is determined by ___

Answer 14

number, size, and distribution of melanosomes

GO Baleigh

Question 15

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

Answer 15

Vitiligo

Question 16

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

Answer 16

langerhan cells

Question 17

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

Answer 17

langerhans cell histiocytosis

Question 18

basal layer, slow-adapting touch receptors

Answer 18

merkel cells

Question 19

“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

Answer 19

merkel cell carcinoma

Question 20

list the 4 epidermal appendages

Answer 20

eccrine sweat glands
apocrine glands
hair follicles
sebaceous glands

Question 21

thermoregulatory, most abundant on palms soles and axilla, cholingeric

Answer 21

eccrine sweat glands

Question 22

pathology of eccrine sweat glands

Answer 22

miliaria

Question 23

“heat rash” “newborn with pinpoint papilla”

Answer 23

miliaria

Question 24

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

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

Answer 24

apocrine glands

Question 25

the greatest density of the sebaceous glands are located

Answer 25

on the face and scalp

Question 26

nonfollicular sebaceous gland on eyelid

Answer 26

meibomian gland

Question 27

nonfollicular sebaceous gland on foreskin

Answer 27

tyson's gland

Question 28

nonfollicular sebaceous gland on lip

Answer 28

fordyce spots

Question 29

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

Answer 29

sebum

Question 30

functions of sebum are: - - -

Answer 30

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

Question 31

production is increased of sebum by __

Answer 31

androgens

Question 32

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

Answer 32

sebaceous hyperplasia

Question 33

dimp in the center

Answer 33

central umbilication

Question 34

allergies, anaphylaxis, many IgE receptors

Answer 34

mast cells

Question 35

``` granules of __ cells contain: histamine heparin chemotactice factors tryptase chymase prostaglandins ```

Answer 35

mast cells

Question 36

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

Answer 36

mast cells

Question 37

mast cell pathology that is in children, they itch ALOT

Answer 37

urticaria pigmentosa

Question 38

mast cell pathology that is in adutls, singular solidarty lesions

Answer 38

mastocytoma

Question 39

many type of cells in subQ

Answer 39

lipocytes (adipocytes)

Question 40

functions of subQ

Answer 40

buoyancy energy repository hormone conversions leptin production

Question 41

pathology with subQ layer

Answer 41

panniculitis

Question 42

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

Answer 42

panniculitis