Food Animal Integument Surgery

Question 1

what are the phases of wound healing?

Answer 1

inflammation
tissue formation
tissue remodeling

Question 2

what is thee average thickness of cow skin?

Answer 2

4-5mm

Question 3

what conditions might be treated with teat and udder surgery?

Answer 3

supernumerary teats vs accessory mammary gland
congenital atresia
tight teat sphincter
teat spider
teat lacerations

Question 4

how many layers does the teat have?

Answer 4

5

Question 5

why would a teat amputation be performed?

Answer 5

severe mastitis
last ditch effort for precocious udder

Question 6

where can congenital atresia occur?

Answer 6

teat orifice
teat cistern
annular ring
gland cistern

Question 7

what is a tight teat sphincter?

Answer 7

fibrosis of furstenberg rosette

Question 8

what is a teat spider?

Answer 8

scar tissue intruding into teat cistern

Question 9

why do teat fistulas occur?

Answer 9

laceration into cistern
removal of supernumerary teats

Question 10

what are horns?

Answer 10

highly keratinized epidermis over a bony projection

Question 11

what is the preferred age of dehorning cattle?

Answer 11

<5 weeks of age

Question 12

what is scur potential if a goat is dehorned after 14 days of age?

Answer 12

> 50%

Question 13

when should you disbud goat kids?

Answer 13

<14 days of age
bucklings 5-7 days

Question 14

what is the maximum dose of lidocaine for goats?

Answer 14

6 mg/kg

Question 15

what separate the teat cistern and gland cistern?

Answer 15

annular ring

Question 16

what are the teat cistern and streak canal separated by?

Answer 16

rosette of furstenberg

Question 17

what are the 5 layers of the teat?

Answer 17

mucosa
submucosa
conjunctive tissue
muscularis
skin

Question 18

what is the most common congenital anomaly of cattle?

Answer 18

supernumerary teats

Question 19

when are supernumerary teats removed?

Answer 19

by 4-6 months of age

Question 20

if milk production is large in an accessory mammary gland, what should you do after removing the teat?

Answer 20

anastomose both teats’ cisterna

Question 21

how can you treat congenital atresia?

Answer 21

simple perforation with large needle
theloscopy
teat prosthesis

Question 22

what is a teat spider usually secondary to?

Answer 22

trauma and submucosal hemorrhage

Question 23

when should you repair a teat fistula?

Answer 23

wait until cow is dry

Question 24

what must be removed for a successful dehorning?

Answer 24

skin and horn corium surrounding the hornbud or horn

Question 25

what local anesthesia can you use for dehorning?

Answer 25

cattle: cornual nerve
cornual branches of zygomaticotemporal and infratrochlear nervees

Question 26

when can you not use caustic paste?

Answer 26

calves older than 2 weeks
goats