Anesthesia

Question 1

which small mammals need to fast

Answer 1

ferrets and hedgehogs (4-6 hours)

*not for rabbits or rodents

Question 2

why is local blocks especially important for rodents

Answer 2

stops chewing at incision site

Question 3

lidocaine duration? bupivacaine duration?

Answer 3

1-2 hours
4-8 hours

Question 4

common combo for premed

Answer 4

midaxolam + buprenorphine

(Dex, ket, bupe for rambunctious ones;
bupe for really chill ones)

Question 5

should you pre-oxygenate for rodents

Answer 5

yes

Question 6

why put towel in induction box for them?

Answer 6

absorb urine, provide place to hide

Question 7

sevo (less so) and iso cause irritation to MM. what might we expect to see?

Answer 7

hypersalivation
tearing of eyes

Question 8

when might we only use inhalant on ferret instead of IV induction?

Answer 8

if just short time, like for implant

Question 9

cons of using face mask for intubation

Answer 9

Leakage
Increase dead space
No IPPV
No protection against obstruction
Nasal edema

Question 10

where can you place IV catheter in rat

Answer 10

lateral tail vein

Question 11

where IV access for chins, GPs, degu

Answer 11

cephalic

Question 12

can you give IV fluids thru catheter

Answer 12

yes, if no catheter, do SQ

Question 13

where can you put doppler

Answer 13

over heart
over jugular
over medial arm

Question 14

where can you put pulse ox (less accurate for rodents)

Answer 14

paw, ear, tongue

Question 15

which suture for SQ and intradermal? which for muscle layer?

Answer 15

monocryl
PDS

Question 16

seminal vesicles in males can often look like ___ from the inside

Answer 16

uterine horn

Question 17

do rodents have open inguinal canal

Answer 17

yes, so do closed castration (leave testicle in tunic)

Question 18

what is the one time we can rely on tissue glue in rodents

Answer 18

closing up skin after closed castration

Question 19

if accidnetly sever the tunic on a castration, what do you do

Answer 19

just ligate as if normal closed castration instead of removing and ligating vessels separately

Question 20

when should you do OHS

Answer 20

before sexual maturity
6-8w in rats
4-6w in GP