chapter 10

Question 1

Integumentary system

Answer 1

Consists of skin and its appendages

Question 2

Appendages include

Answer 2

glands, hair, fur, wool, feathers, scales, claws, beaks, horns, hooves, and nails

Question 3

Combining form for skin

Answer 3

cutane/o, derm/o, dermat/o

Question 4

Three layers of skin

Answer 4

Epidermis- protein keratin, melanin pigment
Dermis- also called corium
Subcutaneous layer/hypodermis- fat or lipids

Question 5

Glands

Answer 5

Skin glands may be either sebaceous or sweat glands.
Sebaceous glands secrete an oily sub-
stance called sebum.
Seb/o means oil.
Found in anal sacs

Question 6

Sweat glands combining form

Answer 6

Also called sudoriferous glands
 Hidr/o means sweat
 hidrosis is sweating

Question 7

Ceruminous glands

Answer 7

Are modified sweat glands that produce cerumen (wax)

Question 8

Hair description and its combining form

Answer 8

 Hair is rodlike fibers made of dead cells filled with the protein keratin.
 Combining forms for hair are:
 pil/i, pil/o, and trich/o.

Question 9

Nails and claws

Answer 9

 Nails and claws are keratin plates in dogs and cats.
 Sensitive dermal layer is the quick
 Combining form for claw is onych/

Question 10

Hooves

Answer 10

 Hooves are the horny covering of the distal phalanx in ungulates such as horses, ruminants, and swine.
 Combining form for hoof is ungul/o

Question 11

Vestigial

Answer 11

rudimentary

Question 12

Dewclaw

Answer 12

Rudimentary bone

Question 13

Chestnut

Answer 13

Vestigial pad- medial surface of equine leg

Question 14

Ergot

Answer 14

Vestigial pad- found in tuft of hair on equine fetlock joint

Question 15

Horns

Answer 15

permanent structures that grow continuously after birth

Question 16

Antlers

Answer 16

not permanent structures that are shed and regrown annually

Question 17

Biopsy

Answer 17

removal of living tissue for examination
 Incision, excision, and needle

Question 18

Intradermal skin testing

Answer 18

Injection of a test substance into the skin layer to observe a reaction
 Done to assess atopy - hypersensitive reaction

Question 19

Abrasion

Answer 19

injury in which a superficial layers of the skin are scraped

Question 20

Abscess

Answer 20

Localized collection of pus

Question 21

Alopecia

Answer 21

Hair loss resulting in hairless patches or complete lack of hair

Question 22

Cellulitis

Answer 22

Inflammation of connective tissue

Question 23

Contusion

Answer 23

Injury that does not break the skin

Question 24

Carcinoma

Answer 24

Malignant neoplasm of epithelial tissue

Question 25

Lipoma

Answer 25

Benign growth of fat cells

Question 26

Melanoma

Answer 26

Tumor or growth of pigmented skin cells

Question 27

Sarcoma

Answer 27

Malignant neoplasm of soft tissue arising from connective tissue

Question 28

Hyperkeratosis

Answer 28

Abnormal condition of increased growth of the horny layer of the skin

Question 29

Mange

Answer 29

Skin disease caused by mites

Question 30

Laceration

Answer 30

Accidental cut into the skin

Question 31

Onychomycosis

Answer 31

Superficial fungal infection of the claw

Question 32

Pallor

Answer 32

Skin paleness

Question 33

Paronychia

Answer 33

Bacterial or viral infection of tissue surrounding the calw

Question 34

Pruritus

Answer 34

itching

Question 35

Pyoderma

Answer 35

Skin disease containing pus

Question 36

Purulent

Answer 36

Containing or producing pus

Question 37

Sebaceous cyst

Answer 37

Closed sac of yellow fatty material

Question 38

BX

Answer 38

biopsy

Question 39

ID

Answer 39

Intradermal

Question 40

SQ, SC

Answer 40

Subcutaneous

Question 41

Hair follicles

Answer 41

Sacs that hold the hair fibers

Question 42

Exfoliative cytology

Answer 42

scraping of cells from tissue and examination under a microscope

Question 43

Atopy

Answer 43

hypersensitivity reaction in animals involving pruritus with secondary dermatitis

Question 44

Bullae

Answer 44

Multiple contained skin elevations filled with fluid that are greater than 0.5cm

Question 45

Carbuncle

Answer 45

Cluster of furuncles

Question 46

Carcinoma

Answer 46

Malignant neoplasm of epithelial tissue

Question 47

Cellulitits

Answer 47

Inflammation of the connective tissue

Question 48

Comedo

Answer 48

Blackhead or buildup of sebum and keratin pore

Question 49

Dermatomycosis

Answer 49

Abnormal skin condition caused by superficial fungus

Question 50

Dermatosis

Answer 50

abnormal condition of the skin

Question 51

gangrene

Answer 51

Necrosis associated with loss of cirulation

Question 52

Onychomycosis

Answer 52

Superficial fungal infection of the claw

Question 53

DLE

Answer 53

Discoid lupus erythematosus

Question 54

FAD

Answer 54

Flea allergy dermatitis

Question 55

PPD

Answer 55

Purified protein derivative

Question 56

SLE

Answer 56

Systemic lupus erythematosus