Monitoring

Question 1

CO

Answer 1

HR x SV (5-6 L/min)

Question 2

SV

Answer 2

EDV-ESV
50-100 ml/beat

Question 3

EF

Answer 3

EDV - ESV / EDV x 100
60-70%

Question 4

MAP

Answer 4

2x DBP + SBP

Question 5

SVR

Answer 5

MAP - CVP / CO x 80
800-1500

Question 6

SA and AV nodes conduction

Answer 6

SLOW

Question 7

Myocardial muscle cells conduction

Answer 7

INTERMEDIATE

Question 8

Bundle of His and Purkinje conduction

Answer 8

FAST

Question 9

Easiest way to determine axis deviation

Answer 9

lead 1 and aVF

Question 10

Red light (660nm)

Answer 10

absorbed by deoxyhemoglobin (higher in venous blood)

Question 11

Near-infrared light (940nm)

Answer 11

absorbed by oxyhemoglobin (higher in arterial blood)

Question 12

A > 25% from cerebral oximetry from baseline

Answer 12

suggests a reduction in cerebral oxygenation

Question 13

Complete suppression of isoelectricity occurs at _______.

Answer 13

1.5-2 MAC

Question 14

brain waves Associated w/ GA, deep sleep and brain ischemia

Answer 14

DELTA

Question 15

3 waves for GA

Answer 15

THETA, DELTA, Burst supression

Question 16

Ketamine increases _____________ activity, this can produce a BIS value that is __________ than the level of sedation/ anesthesia would otherwise suggest

Answer 16

-high frequency activity
-higher

Question 17

Stages of intraoperative heat transfer

Answer 17

1 = heat redistribution from core to periphery
2 = heat transfer > heat production
3 = heat transfer = heat production

Question 18

Meds for post-op shivering

Answer 18

meperidine, clonidine, dexmedetomidine

Question 19

Haloganeted agents alone

Answer 19

< 2ppm

Question 20

Nitrous alone

Answer 20

< 25 ppm

Question 21

Halogenated agents + nitrous oxide should be

Answer 21

< 0.5 ppm an 25 ppm