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Anesthesiology > LEC: Injectable anesthetics > Flashcards

LEC: Injectable anesthetics Flashcards

1
Q

what are injectable anesthetics used for?

A

induction of general anesthesia in small and large animals

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2
Q

when can injectible anesthesias be used alone?

A

for short sx or diagnostic proceduers

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3
Q

what happens once anesthetics are injected?

A

effects will last until the anesthetics are metabolized and excreted

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4
Q

what are three types of injectible anesthetics?

A

ultra short acting barbituates
propothol
dissascosiative anesthetics

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5
Q

What do ultra short acting barbituates effect?

A

depress respiratory system

cardiovascular system

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6
Q

what produce excellent inductions?

A

ultra short acting barbituates

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7
Q

what are two ultra short acting barbituates?

A

pentobarbital (short acting)

phenobarbital (long acting)

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8
Q

what is phenobarbitol normally used for?

A

anti-siezures/anti-convulsants

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9
Q

How many breaths a min should you provide an animal when under injectable a esthetics?

A

2-4

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10
Q

Why should you give animals staggered breaths while under injectable an esthetics?

A

To prevent hypoxia but force them to breath on their own

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11
Q

What are three types on animals that will have a reaction to injectable anesthetics?

A

Hypoprotiemic
Acidotic
Lean

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12
Q

What is a side effect of injectable anesthetics?

A

Tissue irritation

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13
Q

What do acidotic molecules do?

A

They are less protien binding so they will have a greater anesthetic effect

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14
Q

What are three examples of acidotic animals?

A

Blocked cat
Animals in shock
Animals with pulmonary edema

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15
Q

What animal is more sensitive to USA Barbies and why?

A

Sight hounds because they do not have a lot of fat

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16
Q

What is vesicant?

A

Tissue irritation/blistering

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17
Q

What injectable anesthetic is unstable in solutions?

A

uSA Barbies

18
Q

What is propofol?

A

-Relatively new USA injectable anesthetic

19
Q

What can propofol be used for? 2

A

Induction or as a sole agent

20
Q

What can propofol treat?

A

Status epileptic is

21
Q

What does status epileptic is mean?

A

Constant seizures

22
Q

What are 5 effects of propofol?

A 
CNS depression
Respiratory depression
Cardiovascular depression
Moderate muscle relaxion
Transient excitement
23
Q

Is propofol a good agent for analgesia?

A

No

24
Q

What transient excitement symptoms will you see with propofol? 4

A

Paddling
Muscle twitching
Nystagmus
Opisthotonos

25
Q

Can you give propofol repeatedly?

A

Yes

26
Q

What are three ingredients that make propofol not good at being stored?

A

Soybean oil
Egg lecithin
Glycerol

27
Q

How do you administer propofol?

A

IV slowly over 50 seconds

28
Q

What do dissociative anesthetics do?

A

Causes state of dissociative anesthesia (catalepsy) where animal may seem awake but is unaware

29
Q

What reflexes may persist through anesthesia with disassociating anesthetics?

A

Swill owing and laryngeal

30
Q

Do disassociating anesthetics provide any analgesia?

A

No

31
Q

How well does propofol relax muscles?

A

Not well

32
Q

What can propofol precipitate?

A

Seizures

33
Q

What can propofol do to the respiration system?

A

Cause apneustic breathing

34
Q

What injectable anesthetic can cause tissue irritation when going I’m?

A

Disassociating anesthetics

35
Q

What injectie anesthetic is used in combination with a tranquilizer?

A

Dissociative anesthetics

36
Q

What can an animal be hypersensitive to when using dissociative anesthetics?

A

Touch light and sound

37
Q

What is etomidate?

A

Ultra short acting induction agent that has a minimal effect on cardiovascular system and respiratory system

38
Q

What are three symptoms of etomidate?

A

Pain at IV injection, nausea, vomiting

39
Q

What is gudifenisin?

A

Muscle relaxant used in large animals during anesthesia

40
Q

What does gudifenesin facilitate?

A

Induction, intubation, recovery

41
Q

How is gudifenesin administered?

A

Mixed with anesthetics and administered IV or dripped in horses

Anesthesiology (19 decks)

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