SX of Head & Thorax

Question 1

T/F: head and thorax sx are often performed

Answer 1

F - seldom

Question 2

_________________ is essential to promote recovery of animal

Answer 2

asepsis

Question 3

disbudding and dehorning indications

Answer 3

• improve stocking density (stocking management)
• prevent injury to vet, herdsman, other animals (udder, skin trauma, horns [fractures])

Question 4

disbudding and dehorning technique:
1. caustic compound = ______ w/o
2. disbudding iron = ______w/o
3. Barnes dehorner, Roberts dehorning trephine w/ disbudding iron = _______ m
4. embryo wire, dehorning saw =

Answer 4

1. <1 w/o
2. 1-2 w/o
3. 1-4 m
4. older

Question 5

analgesia for disbudding and dehorning

Answer 5

cornual nerve block and ring block

Question 6

T/F: disbudding caustic compounds (_________________) are encouraged

Answer 6

F - discouraged
NaOH, KOH

Question 7

best technique for disbudding

Answer 7

use of disbudding iron

Question 8

dehorning animals _________ m results in an ___________________

Answer 8

1. 6 m
2. open frontal sinus

Question 9

dehorning materials

Answer 9

saws, shears, wire

Question 10

dehorning animal position

Answer 10

standing

Question 11

dehorning analgesia

Answer 11

physical and chem restraint

Question 12

T/F: dehorning includes 1 cm of skin around the base of horn

Answer 12

T

Question 13

T/F: sawing generates heat to minimize hemorrhage

Answer 13

T

Question 14

materials that can be used in dehorning goats

Answer 14

embryotomy wire or dehorning saw

Question 15

dehorning complications

Answer 15

sinusitis (rare in cattle)

Question 16

indicated for chronic empyema

Answer 16

trephination of frontal sinus

Question 17

due to infxn of the sinus after dehorning or fracture

Answer 17

chronic empyema

Question 18

trephination analgesia

Answer 18

cornual, sedation

Question 19

trephination is performed by ____________________

Answer 19

rotating the trephine

Question 20

indicated for vices of housed animals (sucking)

Answer 20

lingual mucosa resection

Question 21

lingual mucosa resec analgesia

Answer 21

sedation

Question 22

lingual mucosa recumbency

Answer 22

lateral recumbency

Question 23

in lingual mucosa resec, make an _____________ incision a few cm caudal to the tip of the tongue until just cranial to the tip of frenulum

Answer 23

elliptical

Question 24

closing suture pattern for lingual mucosa resec

Answer 24

SI sutures (absorbable)

Question 25

after performing lingual mucosa resec, water should be given after ______________

Answer 25

12-24 hr

Question 26

eye enucleation (extirpation/exenteration) indi

Answer 26

- eyelid or eyeball neoplasia (SCC) - gross injuries of eyeball (rupture) - panophthalmitis (IKC)

Question 27

eye enucleation analgesia

Answer 27

- GA (preferred) - ophthalmic nerve and retrobulbar anesth (20-30 mL; 18G 15 cm curved) - local infiltration anesth (auricopalpebral block)

Question 28

eye enucleation position

Answer 28

recumbent

Question 29

structures involved in eye enucleation

Answer 29

globe bulbar and palpebral conjuctiva nictitating membrane lacrimal gland

Question 30

eyelid suture pattern

Answer 30

SI, open medially for gauze drain

Question 31

_______________________ is produced several months after eye enucleation

Answer 31

artificial ankyloblepharon

Question 32

rib resec and pericardiotomy indi

Answer 32

treat traumatic reticulopericarditis (a salvage op)

Question 33

rib resec and pericardiotomy prognosis

Answer 33

poor

Question 34

pre-op antibiotics for rib resec and pericardiotomy

Answer 34

against A. pyogenes (penicillin)

Question 35

analgesia for rib resec+

Answer 35

local anesth (line block)

Question 36

position for rib resec+

Answer 36

right lateral recumbency (30-40 degrees tilt to allow better drainage)

Question 37

T/F: rib resec+ operating time should be kept to an absolute minimum

Answer 37

T

Question 38

in rib resec+, ____________ and _________ mm. are incised to expose the rib

Answer 38

latissimus dorsi and serratus ventralis

Question 39

in rib resec+, it is inserted to expose 12-14 cm of the rib

Answer 39

wire saw (Gigli or obstetric)

Question 40

T/F: initial opening of pleura should be ___________ because a sudden influx of air may cause ________________

Answer 40

1. small 2. respiratory distress

Question 41

in alternative technique for rib resec+, what suture mat and pattern

Answer 41

#2 chromic catgut in SI pattern

Question 42

T/F: in rib resec+, wound can be closed

Answer 42

T - can also left open