Bovine Flashcards

(117 cards)

1
Q

three economic values that dictate if surgery will be preformed

A
  • High producing Dairy Cattle
  • Registered Breeding Stock
  • Pet animals
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2
Q

two main ways to preform bovine surgery

A

standing or GA

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3
Q

sedation with forced recumbency

A

casting

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4
Q

Majority of Surgeries done this way

A

standing

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5
Q

standing surgeries are done with a combination of what three things

A

restraint
sedation/tranquilization
local/regional block

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6
Q

what should be kept in mind in bovine surgeries

A

withdrawal times (for butchering)

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7
Q

seven things that restraint for standing surgery depends on

A

Facilities
Personnel available
Duration
Patient factors (temperament) Anatomical location
Anticipated pain
General health of patient

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8
Q

how long should food be withheld before standing surgery

A

12-14 hours

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9
Q

how long should water be withheld from adult cattle before standing surgery

A

6 hours or less

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10
Q

preferred local anesthesia drug (still toxic but the “safest” one)

A

lidocaine

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11
Q

toxicity signs of lidocaine in bovine

A

hypotension
sedation
resp. depress
muscle twitching
convulsions

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12
Q

it is best to dilute lidocaine to what percentage

A

2%

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13
Q

pain control for flank incisions, needs to be deposited into several layers of tissues

A

L Block

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14
Q

L Blocks are deposited in what shape

A

inverted “L”

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15
Q

pain control that is given in spinal roots

A

paravertebral block

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16
Q

what spinal roots are used for paravertebral block

A

T13
L1
L2

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17
Q

how much local anesthetic is given in the dorsal approach of a paravertebral block

A

20 ml per vertebrae

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18
Q

how much local anesthetic is given in the lateral approach of a paravertebral block

A

10-20 ml per site

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19
Q

pain control for dehorning

A

cornual nerve block

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20
Q

how many nerves do cattle have supplied to each horn

A

one (between eye and horn)

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21
Q

pain control for distal limb - two names

A

Bier block

or

intravenous regional analgesia

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22
Q

where are Bier blocks given in distal limbs

A

metatarsal/metacarpal veins

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23
Q

where are Bier blocks given in relation to the tourniquet

A

distal

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24
Q

what is used for a Bier block, in addition to the tourniquet

A

padding

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25
Bier blocks are superior to what
nerve block
26
how long does a Bier block last
10-15 minutes, as long as tourniquet is on
27
pain control for obstetric procedures
caudal epidural
28
where are caudal epidurals given
first intercoccygeal space
29
what does the caudal epidural block
Tail Anus Perineum Vulva Caudal Vagina Caudal Thigh
30
what drug is used for caudal epidurals
5-6 ml 2% lidocaine
31
what is the onset and duration of caudal epidurals
10-20 onset lasts 1-2 hours
32
four risks with bovine GA
regurgitation bloat hypoventilation compartment syndrome
33
when should food be pulled in cattle, calves and neonates before GA
cattle: 12-36 hours calves: 2-4 hours neonates: 0 hours
34
when should water be pulled in cattle, calves and neonates before GA
cattle: 6-12 hours calves: 0 hours neonates: 0 hours
35
what kind of endotracheal tubes should be used to avoid regurgitation during GA
cuffed tubes
36
what induces the gag reflex in GA, so you have to do it fast
pharynx stimulation
37
ruminants should never be rolled under GA, unless what is in placed
CUFFED endotracheal tubes
38
what two things during GA can cause bloat
Drug-induced hypomotility gas build-up
39
rumen content, size and weight can cause what during GA
hypoventilation
40
most preanesthetic drugs are what kind of label
extra label
41
what should be consulted before using preanesthetic drugs
FARAD
42
three groups of preanesthetic drugs
acepromazine Xylazine, detomidine, medetomidine (alpha 2) Anticholinergics(atropine, glycopyrrolate)
43
acepromazine provides tranquilization for how long
2-4 hours
44
what can males experience with acepromazine, that can lead to trauma
prolonged extended penis
45
which drug group only requires 1/10 of the horse dose to be effective - highly sensitive!
Xylazine, detomidine, medetomidine
46
which drug group can have milk passage
Xylazine, detomidine, medetomidine
47
which drug does not reduce saliva and may induce bloat
Anticholinergics(atropine, glycopyrrolate)
48
four induction drugs for GA
inhalant gas thiobarbiturates ketamine guaifenesin
49
inhalant gas induction is possible on animals under how many pounds
150
50
thiobarbiturates should not be used in which kind of animals
neonates or pregnant (can cross placenta)
51
ketamine is used in combination with what three drugs
Xylazine, Acepromazine, Diazapam
52
guaifenesin has what kind of effect on bovine
muscle relaxant - reduces other doses of additional drugs
53
what drugs make up the "triple drip" combination
Guaifenesin + Xylazine + Ketamine
54
what drugs make up the "double dip" combination
Guaifenesin + Ketamine
55
what animals is Telazol and Propofol used in
calves and small ruminants
56
two ways to place endotracheal tubes
direct visualization palpation
57
with palpation placement of endotracheal tube, cup end with hand and insert what
arm
58
what should removed before palpation placement of endotracheal tube
JEWELRY
59
two ways to maintenance GA bovine
injectable drugs inhalant gas
60
when is maintenance GA done in bovine
if more than 1 hour
61
what four things should be monitored in GA of bovine
depth ventilation circulation temperature
62
how many BPM is desired under GA in bovine
20-40 BPM
63
in what circumstances should an IV catheter be place during GA in bovine
every time - in case of emergency situations
64
when should IV fluids be given during GA in bovine
lasting longer than 1 hour
65
what age bovine may require dextrose in GA
neonates
66
what rate of oxygen should be given in GA recovery for bovine
100%
67
in what position should bovine recover from GA
sternal recumbancy
68
what helps in recovery of GA in bovine
belching
69
eructation
belching
70
what side is best for recovery, if lateral recumbency is required
right side
71
how are cattle different from equine in recovery
they are sensible and won't get up until they feel like they can
72
what age is best for castration
young age
73
what insects are concern with castration
flies
74
two classifications of castration
open and closed
75
what tools are used in open castration
scalpel or Newberry knife emasculator
76
emasculator should be positioned ______ to ______
nut to nut
77
what tools are used in closed castration
emasculatome (Burdizzo) elastrator
78
tool that crushed the spermatic cord above the testicle, through the skin, without incision
emasculatome (Burdizzo)
79
Tool for procedure also known as banding
elastrator
80
two complications in bovine castration
hemorrhage infection
81
pain med that can be given for castration
meloxicam (NSAID)
82
one shot of meloxicam lasts how long for pain
3 to 5 days
83
another term for dehorning
cornuectomy
84
three negatives that horned cattle can have
dangerous damage hide damage to facilities
85
removal of horn buds before horns grown
disbudding
86
three ways to perform a cornuectomy (dehorning)
chemical cautery heat cautery surgical removal
87
dehorning procedure that kills germinal epithelium
chemical cautery
88
when should chemical cautery for dehorning be done
first week of life
89
what is the collateral damage to chemical cautery dehorning
skin burns to moms from nursing calf
90
chemical cautery for dehorning has a high incidence of failure and can lead to what
scur - partial horn growth
91
dehorning procedure that is fast and mostly bloodless
heat cautery
92
what is killed in heat cautery for dehorning
germinal cells
93
three tools used for surgical dehorning
tube or spoon dehorner lever type surgical saws
94
which surgical tool is used for small horns
tube or spoon
95
which surgical tool is used for small and medium horns
Barnes dehorner
96
Barnes dehorner
97
two tools that can be used for surgical saw dehorning
saw or Gigli wire
98
Gigli wire
99
three complications from dehorming
hemorrhage infection flies
100
what can flies cause in an open wound
myiasis - infection of fly larvae (maggots)
101
what does the AVMA oppose as routine practice in cattle
tail amputation/docking
102
when is tail amputation/docking justified in cattle
injury to the tail
103
extra or accessory teats in cattle
supernumerary teats
104
why do supernumerary teats cause issues on cattle
interfere with milk machine
105
what tools can be used for teat removal
emasculatome emasculator clamp
106
which direction should the teat removal site be sutured closed
caudo-cranial
107
what injection should be considered for all bovine surgical procedures
tetanus
108
why would a urethrostomy be performed
prevent urolithiasis (bladder urethral stones)
109
laypersons term for urethrostomy
Heifering - they pee like a girl now
110
cystotomy for urolithiasis will preserve what
breeding function
111
Newberry knife
112
emasculator
113
Emasculatome (Burdizzo)
114
elastrator
115
inverted L Block
116
Paravertebral Block
117
Bier Block