Exam 3

Question 1

What is the SI unit of volume?

Answer 1

m^3

liter

Question 2

How is 1 cc related to what mass?

Answer 2

1 cc = 1 gram

Question 3

1 kg occupies what volume?

Answer 3

1 liter

Question 4

Nasal airway bevel faces _____ _____ or _____ septum.

Answer 4

upside down

towards

Question 5

What is a useful clinical sign that a patient’s NMB is adequately reversed to allow for safe extubation of a patient?

Answer 5

FiO2 and ETO2 are equal

Question 6

What is the minimum time to elapse before you redose anticholinesterase? (Neostigmine)

Answer 6

5-7 min

Question 7

What is the maximum does of Neostigmine?

Answer 7

0.07 mg/kg

Question 8

How does a pulse oximeter determine the level of oxygenation

Answer 8

difference in absorbtion between red and infared light

Question 9

What parts of patient are commonly assessed for oxygenation?

Answer 9

• nail beds
• palms
• inside of lips
• inside of eyelids
• blood is bright

Question 10

Cisatricurium (Nimbex) concentration and dosage

Answer 10

2mg

0.1-0.15mg/kg

Question 11

Most common temperature

Answer 11

thermistor

Question 12

Train of four

Answer 12

2 Hz over 2 seconds

Question 13

Tetany

Answer 13

50 Hz or 100 Hz

Question 14

sustained tetany

Answer 14

over 5 secs

Question 15

1 twitch TOF means ___% blocked

Answer 15

90

Question 16

2 twitches TOF means ___% blocked

Answer 16

85

Question 17

3 twitches TOF means ___% blocked

Answer 17

80

Question 18

4 twitches TOF means ___% blocked

Answer 18

70-80

Question 19

2nd most common type of anesthetic complication

Answer 19

nerve damage

Question 20

Which nerve is most likely to get injured?

Answer 20

Ulnar

then brachial plexus

Question 21

What is NMB sensory threshold for an awake patient?

Answer 21

4-5 mA

Question 22

What is a NMB motor threshold for an asleep patient?

Answer 22

12-15mA

Question 23

What physiologic variables affecting threshold?

Answer 23

Temperature

Question 24

What is supermaximal stimulus threshold?

Answer 24

40mA

Question 25

Sites for core temperature

Answer 25

* axilla * tympanic membrane * pulmonary artery * rectal * oral * bladder * esophagus

Question 26

What cardiorespiratory effects occur when patient is changed from supine to steep reverse Trendelenburg?

Answer 26

* decrease BP * increase HR * decrease right atrium filling pressure * increase Qt * increase FRC

Question 28

Twitch lasts \_\_\_\_msec

Answer 28

0.2 ms`