levi monitoring powerpoint

Question 1

contraindication for esophageal stethoscope

Answer 1

hx of esophageal varies or strictures, bariatric surgery

Question 2

what does standard V require you monitor

Answer 2

ventilation, oxygenation, cv status, body temp, neuromuscular function and status, patient positioning.

Question 3

red light is how many nm and is absorbed by

Answer 3

660, deoxyhemoglobin

Question 4

infrared light is how many nm and is absorbed by

Answer 4

940, oxyhemoglobin

Question 5

what law is the basis for pulse ox

Answer 5

beer lamberts

Question 6

absence of end tidal CO2 is indicative of

Answer 6

esophageal intubation, accidental disconnect from breathing system, cardiac arrest

Question 7

ETCO2 is __ lower than ABG

Answer 7

2-5

Question 8

A to B

Answer 8

baseline. sample comes from deadspace and contains no CO2. should equal 0

Question 9

b to c

Answer 9

exp upstroke. mix of dead space and alveolar gas

Question 10

c to d

Answer 10

exp plateau - records alveolar emptying of CO2

Question 11

D

Answer 11

end tidal concentration represents rapid decrease in CO2 conc

Question 12

D - E

Answer 12

descent to original baseline. rapid decrease of CO2 as patient breathes in

Question 13

normal PR

Answer 13

.12-.2sec

Question 14

QRS

Answer 14

.06 to .10sec

Question 15

QT

Question 16

anesthetics inhibit central thermoregulation by interfering with ___ function

Answer 16

hypothalmic

Question 17

causes of high ETCO2

Answer 17

mh, fever, hypoventilatin, CNS depressent, met alka, bicarb admin, skeletal muscle activity, sz

Question 18

causes of low ETCO2

Answer 18

hypothermia, low cardiac output, hypovolemia, pain, anxiety, hyperventilation, hypotensive

Question 19

if ETOC2 wave isnt returning to baseline what is happening

Answer 19

rebreathing - exhausted CO2 absorber, inadequate fresh gas flow

Question 20

sloping of plateau phase (phase3) is indicative of

Answer 20

prolongation of expiration, obstruction, v/q mismatch, COPD, emphysema, kinked ETT/ anything that makes breathing out take longer

Question 21

what do you see in patient with spontaneous insp asynchronous with controlled ventilation

Answer 21

curave cleft

Question 22

two types of infrared spectrometry

Answer 22

mono and poly

Question 23

mono absorption spectrum is ___ of halogenated agents, while poly is ___

Answer 23

similar , different

Question 24

which monitor must be programmed with the agent selected

Answer 24

monochromatic

Question 25

which monitor can measure both gases simultaneously if you change from one agent to another

Answer 25

poly

Question 26

raman spectrometry uses

Answer 26

scattered light

Question 27

what does the respirometer/ventimeter on the old anesthesia machine measure.

Answer 27

TV and min vent (digital now)

Question 28

where is the resp/ventimeter located on the old AGM

Answer 28

exhalation limb

Question 29

what does peak insp pressure monitor

Answer 29

positive pressure created by mechanical ventilation of the lungs

Question 30

why would low pressure alarm sound

Answer 30

disconnect, leak

Question 31

what is the high pressure alarm usually set at

Answer 31

40

Question 32

excessive airway pressure may indicate __ pulm compliance

Answer 32

low... pulm edema, paralytic wearing off, COPD, ARDS, asthma

Question 33

if high pressure alarm is going off check for

Answer 33

kink or mucous plug

Question 34

is ecg a measure of heart function?

Answer 34

no

Question 35

standard 1mv change represents a deflection of __mm on paper strip

Answer 35

10

Question 36

since R and L ventricular performance is parallel in healthy hearts, ___ can also be assessed by CVP

Answer 36

LV filling

Question 37

stimulation of ulnar nerve causes contraction of

Answer 37

adductor pollis muscle

Question 38

stimulation of facial nerve causes contraction of

Answer 38

orbitcularis oculi

Question 39

which muscle recovers faster from neuromuscular blockage?

Answer 39

orbitcularis oculi

Question 40

which med is a depolarizing paralytic

Answer 40

succs. activates the receptors first then blocks them afterwards - fassiculation

Question 41

which agents give you a fade?

Answer 41

non-depolarizers - roc vec panc

Question 42

does 4 twitches guarantee they are going to breathe well?

Answer 42

no - represents 70%

Question 43

3 twitches

Answer 43

75-80% para

Question 44

2 twitches

Answer 44

80-85% para

Question 45

1 twitches

Answer 45

90-95% para

Question 46

no twitches

Answer 46

100% paralyzed

Question 47

how does tetany work

Answer 47

actely is released into receptor site. TOF may elicit a response.

Question 48

tentany MOA

Answer 48

competitive antagonism

Question 49

with non-depolarizers, what do you see in tetany

Answer 49

fade

Question 50

what is oliguria defined as

Answer 50

UOP

Question 51

what provides early evidence of cerebral ischemia

Answer 51

eeg

Question 52

4 types of evoked potentials

Answer 52

visual , auditory , somatosensory, motor

Question 53

goal is to titrate concentration of anesthesia to maintain BIS near

Answer 53

60

Question 54

BIS less than 60 indicates

Answer 54

high probability of unresponsiveness and low prob of awareness

Question 55

what should you use during a carotid surgery to monitor oxygen

Answer 55

cerebral oximetry monitoring

Question 56

what represents burst suppresssion

Answer 56

20

Question 57

what BIS number is light mod sedation

Answer 57

80

Question 58

what alters evoked potentials

Answer 58

general anesthesia

Question 59

alpha angle increased

Answer 59

exp air flow obstructed... copd, bronchospasm, kinked ett

Question 60

beta angle increased

Answer 60

rebreathing

Question 61

during spinal/epidural anesthesia hypothermia occurs secondary to

Answer 61

internal redistribution of heat.

Question 62

sympathetic blockade causes

Answer 62

vasodilation w peripheral pooling of blood

Question 63

you dont lose twitches until what percent are blocked

Answer 63

70