Random Flashcards

1
Q

α- angle increased

A

expiratory outflow obstruction:

-COPD
- bronchospasm
- kinked ETT

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2
Q

β- angle increased

A

rebreathing CO2 from faulty inspiratory valve

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3
Q

α- vs. β- angle

A
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4
Q

delay of non-cardiac surgery after balloon angioplasty

A

14 days

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5
Q

delay of non-cardiac surgery after bare metal stent placement

A

30 days

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6
Q

delay of non-cardiac surgery after drug eluding stents

A

12 months

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7
Q

WAG for nitrous used with oxygen

A

25 ppm

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8
Q

WAG for anesthetic agent plus oxygen

A

2 ppm

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9
Q

WAG for anesthetic agent and Nitrous Oxide

A

0.5 ppm

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10
Q

what is recommended maximum leakage current

A

10 microamperes (uA)

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11
Q

Refers to relatively small currents applied directly to the myocardium in susceptible patients

A

microshock

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12
Q

what shock will cause vFib

A

100 mA of macroshock

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13
Q

what is a LIM used for

A

Monitors integrity of an IPS. If it detects that the system is no longer isolated, it alarms. The potential current flow threshold monitored for is between 2-
5mA. This monitor aims to alert individuals to risk of shock and does not itself prevent macroshock.

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14
Q

what is IPS used for

A

Used in OR. No direct electrical connection to the ground due to isolation transformers. Touching a faulty piece of equipment does not result in shock but coverts the IPS to a grounded system. A second faulty piece of equipment would need to be present to be at risk of macroshock.

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15
Q

____________ is maximum harmless current

A

5 mA

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16
Q

murmur radiating to carotids

A

aortic stenosis

17
Q

abnormal rhythm or gallop

A

heart failure

18
Q

presence of bruits over carotid

A

needs further work up for stroke risk

19
Q
A
20
Q

1 MET

A
21
Q

4 METs

A
22
Q

10 METs

A

participation in strenuous sports like swimming, singles tennis, football, basketball or skiing

23
Q

Elective surgery should be delayed for DBP

A

> 110mmHg

24
Q

reinfarction rates

A
  • Mortality rate is over 50%
  • MI within 3 months or less = 30% incidence
  • MI within 3-6 months = 15% incidence
  • MI greater than 6 months = 6% incidence
25
Q

blood sugar goals for cardiac and non-cardiac surgery

A
  • Cardiac surgery= maintain sugar 80-100 mg/dL
  • Non-cardiac surgery= maintain sugar <200mg/dL
26
Q

inhibition order in local anesthetics

A

autonomic ➔ sensory ➔ motor

27
Q

absolute vs relative contraindications to neuraxial

A
28
Q

nipple line

A

T4

29
Q

xiphoid process

A

T6

30
Q

umbilicus

A

T10

31
Q

____________ weeks of smoking cessation is needed to decrease the incidence of post-operative complications.

A

4-8 weeks

32
Q
A