Derm - Powerpoints

Question 1

What are the 5 layers of the epidermis?

Answer 1

1) Stratum corneum
2) Stratum lucidum
3) Stratum granulosum
4) Stratum spinosum
5) Stratum germinativum (basale)

Question 2

What type of cells form the stratum corneum

Answer 2

Keratinocytes (also called squamous cells)

Question 3

What term is the process for cellular travel from the bottom layer (basale) to the top layer of the skin resulting in cell death?

Answer 3

Keratinization

Question 4

How long does keratinization take?

Answer 4

30 days

Question 5

What type of cell forms new keratinocytes replacing the old ones that are shed?

Answer 5

Basal cells

Question 6

What are the names of the cells that produce melanin and prevent UV damage?

Answer 6

Melanocytes

Question 7

What are the names of the cells that provide cutaneous immunity?

Answer 7

Langerhan cells (present FB to t cells)

Question 8

What are the cells that provide sensory nerve endings?

Answer 8

Merkels cells

Question 9

What are the name of the glands that provide thermoregulation and adhesion

Answer 9

Eccrine

Question 10

What are the name of the glands that have no known function in humans

Answer 10

Apocrine

Question 11

Sebaceous glands produce ____

Answer 11

Sebum (acne)

Question 12

What muscles cause goosebumps?

Answer 12

Pili erector

Question 13

The most important function of the dermis is to?

Answer 13

Produce collagen

Question 14

What are the two layers of the dermis

Answer 14

1) Papillary (vasculature)

2) Reticular (collagen)

Question 15

What are the functions of the subcutaneous layer of the skin?

Answer 15

1) cushioning
2) insulation
3) nutrition storage

Question 16

What is the term for a physical process in the skin considered to be caused directly by a disease process?

Answer 16

Primary lesion

Question 17

A superficial flat spot on the skin < 1 cm

Answer 17

Macule

Question 18

What is a macule larger than 1 cm?

Answer 18

Patch

Question 19

Solid elevations without fluid up to 1 cm in size

Answer 19

Papule (acne)

Question 20

What is a solid palpable lesion > 1 cm with no fluid

Answer 20

Nodule

Question 21

What is a soft, firm, moveable or fixed lesion over 2 cm

Answer 21

Tumor

Question 22

What are broad papules greater than 1 cm

Answer 22

Plaque

Question 23

Fluid containing elevations up to 1 cm

Answer 23

Vesicles

Question 24

Fluid filled elevations greater than 1 cm

Answer 24

Bullae

Question 25

What is another name for hives?

Answer 25

Wheal (moves)

Question 26

Linear lesions produced by infestation of the skin

Answer 26

Burrow

Question 27

Permanent dilation of superficial blood vessels of the skin

Answer 27

Telangiectasia

Question 28

What type of lesions are caused from primary lesions or external forces?

Answer 28

Secondary lesions

Question 29

What is the term for desquamated layers of the stratum corneum

Answer 29

Scale

Question 30

What disease is associated with honey crusting?

Answer 30

Staph aureus

Question 31

Absence of epidermis or subcutaneous fat

Answer 31

Atrophy

Question 32

Thickening of the epidermis caused by chronic rubbing or scratching

Answer 32

Lichenification

Question 33

Depressed areas of the skin where the epidermis has been lost

Answer 33

Erosion

Question 34

Traumatized or abraded skin caused by scratching or rubbing

Answer 34

Excoriation

Question 35

Linear cleavage

Answer 35

Fissure

Question 36

Necrosis of epidermis and dermis (sometimes subQ also)

Answer 36

Ulceration

Question 37

Exaggerated connective tissue response of injured skin

Answer 37

Keloid

Question 38

Hard plaque covering due to burn

Answer 38

Eschar

Question 39

Minute punctate capillary bleeding < 1 cm

Answer 39

Petechiae

Question 40

Petechiae over 1 cm

Answer 40

Purpura

Question 41

Another name for bruising

Answer 41

Ecchymosis

Question 42

What is the name for a lesion that blanches when pressed

Answer 42

Erythema

Question 43

43% of people with skin disorders also suffer from?

Answer 43

Depression and anxiety

Question 44

Most common acne is called?

Answer 44

Acne vulgaris

Question 45

Psoriasis patients make new skin every __ days

Answer 45

4

Question 46

Psoriasis has a ___-_____scale

Answer 46

Silvery-white

Question 47

Malignant melanoma generally occurs in what areas?

Answer 47

Non-sun exposed areas

Question 48

Older population lesions with a greasy, cauliflower-like surface that can be scratched off

Answer 48

Seborreheic keratosis

Question 49

Red spot that does not blanch

Answer 49

Cherry angiomas

Question 50

Abnormal scar that is hard and discolored

Answer 50

dermatofibroma

Question 51

Usually in older folks where sun exposure is prominent, feels like sandpaper

Answer 51

Solar/actinic keratosis

Question 52

Looks pearly or shiny under the microscope that may have a crevice and may spread

Answer 52

Basal cell carcinoma