Chapter 17 Anesthesia and Analgesia Flashcards Preview

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Flashcards in Chapter 17 Anesthesia and Analgesia Deck (94)
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1

What best defines nociceptors?

Specialized nerve endings in tissues that transmit signals to the brain

2

Effects of phenothiazine tranquilizers:

-Reduced anxiety
-Peripheral vasodilation
-Muscle relaxation

3

Benzodiazepine tranquilizers do not have analgesic properties.

True

4

The same drug must be used for the induction and maintenance phases of anesthesia administration.

False

5

Xylazine is a sedative that has an analgesic effect.

True

6

How are dose rates generally expressed?

mg/kg

7

During a routine fast before a surgery, an animal should not be allowed to have water.

False: During the fasting period, all animals should have water available ad libitum, unless removal is required and outlined in the approved protocol.

8

What are the phases of anesthetic administration?

Induction, maintenance, and recovery

9

What stage of the anesthesia should be attained before surgery on an animals begins?

Stage 3

10

It is often necessary to dilute a drug needed for smaller animals like rodents.

True

11

What is included in an anesthesia plan?

-Response to anesthetic emergencies
-Animal monitoring techniques
-Administration of the anesthetic

12

What route can be used to give anesthetics "to effect"?

Intravenous (IV)

13

Effects of Xylazine:

Analgesia
Lower blood pressure
Sedation

14

Benzodiazepines are used mostly in smaller animals such as rodents

False

15

What type of drug can reverse the effect of another drug?

Antagonist

16

Stage 2 of anesthesia is sometime bypassed due to the action of the anesthetic.

True

17

An institution's guidelines for routine drug uses and doses are usually obtained from the manufacturers' labels.

False: it comes from the veterinarians

18

Possible effect of a preanesthetic treatment:

-Provide pain relief
-Make the animal drowsy
-Decrease apprehension

19

What drug can be used to reverse the effects for xylazine?

Yohimbine

20

Drugs are generally available in only one concentration.

False: Many drugs are available in more than one concentration

21

What drug is a benzodiazepine tranquilizer?

Diazepam

22

Benzodiazepines should not be used in animals with heart disease.

False: Has minimal effects on the cardiovascular system, so they are safe for use in animals with heart disease.

23

It is generally recommended to preform a preoperative blood test on rodents.

False: surgery is usually done on young adult rabbits and rodents and outbreaks of disease are uncommon but a physical exam should be done prior to surgery

24

If a dose of an anesthetic is to small, the animal may feel pain during the procedure.

True

25

If a rabbit is to undergo gastic surgery, it should be fasted for 12 hours prior to the procedure.

False: 3-4 is sufficient and recommended

26

What type of drug decreases saliva production?

Anticholinergic

27

Some preanesthetics also provide postoperative analgesia

True

28

Stage 4 of general anesthesia can appropriately be considered an overdose of the anesthetic.

True

29

Phenothiazine tranquilizers can make blood vessels easier to locate.

True

30

All animals should be routinely fasted before anesthesia.

False