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Flashcards in Anesthesiology Lab Exam Material Deck (45)
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31

What is the normal PaO2 range for arterial blood in room air?

80 - 110 mmHg

32

Which of the following local anesthetics would you expect to have the longest duration of action?

  • Procaine
  • Lidocaine
  • Mepivacaine
  • Bupivacaine

Bupivacaine

Bupivacaine has ~95% protein binding and a duration of action anywhere from 180-600 minutes

33

Identify this 'irregularly irregular' arrhythmia in the horse:

Atrial Fibrillation

34

T/F: Dobutamine causes vasoconstriction

False

Dobutamine acts on β receptors and causes increased contractility and heart rate. Vasoconstriction occurs as a result of α receptor activity. 

35

T/F: Atropine is best utilized in vagal-induced asystole

True

36

What is the most common site to pull a sample for arterial blood-gas analysis in a dog?

Dorsal Pedal Artery

Other sites include the auricular artery, femoral artery, caudal artery, and lingual artery

37

Flow rate delivered to a patient with the O2 flush valve:

35-75 L/min

Bypasses the vaporizer and delivers O2 directly to the patient breathing circuit

38

Induction agent that causes tissue necrosis if it gets outside of the vein:

Thiopental

39

Opioids trigger the release of __________, resulting in vasodilation, etc.

Histamine

40

What adjuvant is added to Propofol 28 that makes it toxic to cats?

Benzyl alcohol

41

Name three methods of measuring blood pressure in a patient:

direct, oscillometric, doppler

42

Which nerve(s) need(s) to be blocked when dehorning a goat?

Cornual br. of infratrochlear nerve and cornual br. of zygomaticotemporal nerve

Note that this is different than in the cow! In the cow, only ONE nerve needs to be blocked.

43

Perioperative acute loss over ____% blood volume should be replaced via transfusion

Perioperative acute loss over 20% blood volume should be replaced via transfusion

44

What is the drug of choice for treatment of malignant hyperthermia?

Dantrolene

45

Can be placed on anesthesia machine and used to open small airway, prevent atalectasis after lung trauma or edema  (2.5-20 cmH2O)

PEEP valve

Positive end-expiratory pressure valve