Technology Exam 2

46 Questions | By Scottishduffy | Last updated: May 22, 2019 | Total Attempts: 513

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Review of material for exam 2. Including breathing circuits and ECG and ETCO2 monitoring.

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Questions and Answers

1.

What are the two fundamental purposes of all anesthesia breathing systems? (click two answers)
- A.
  
  Delivery of O2 & anesthetic gases.
- B.
  
  To accurately measure amount of FGF going into vaporizer
- C.
  
  To provide the perfect medium for application of Poiseuille's law
- D.
  
  Elimination of CO2
2.

All of the following will reduce Resistance in Laminar flow except...
- A.
  
  Increasing Flow Rate
- B.
  
  Increasing Viscosity
- C.
  
  Increasing diameter of tubing.
- D.
  
  Decreasing length of tubing.
- E.
  
  Eliminating unnecessary valves
3.

In Laminar flow resistance is ______________ to flow rate.
- A.
  
  Directly proportional
- B.
  
  Equal
- C.
  
  Indirectly Proportional
4.

What will doubling the radius of a tube do to resistance and flow?
- A.
  
  Decrease resistance by half, increase flow 16 times
- B.
  
  Increase resistance 16 times, decrease flow 16 times.
- C.
  
  Double resistance and flow.
- D.
  
  Decrease resistance 16 times, increase flow 16 times
5.

If you half the radius of your breathing circuit what will this do resistance and flow?
- A.
  
  Decrease flow by 16, increase resistance by 2.
- B.
  
  Increase resistance by 16, decrease flow by 16.
- C.
  
  Double resistance, half flow
- D.
  
  Decrease resistance by 16, increase flow by 16.
6.

What is the difference between an open and a semi-open system?
- A.
  
  Partial Rebreathing of gases.
- B.
  
  Neutralization of CO2.
- C.
  
  Presence of gas reservoir bag.
- D.
  
  Presence of unidirectional valves
7.

How much FGF do you need in a semi-open system?
- A.
  
  Less than minute ventilation to encourage rebreathing.
- B.
  
  Equal to minute ventilation
- C.
  
  4L/min
- D.
  
  2-3 times minute ventilation
8.

When using a semi-open circuit, what happens if your FGF drops below minute ventilation?
- A.
  
  Nothing, gas flow SHOULD be below minute ventilation
- B.
  
  The system then turns into a semi-closed circuit.
- C.
  
  You run the risk of inflicting barotrauma on your pt.
- D.
  
  An alarm will sound to alert you.
9.

What is the primary determinant of whether a system if closed, semi closed, or semi open within our breathing circuits?
- A.
  
  Presence of CO2 absorber
- B.
  
  Size of the circuit
- C.
  
  Amount of Fresh Gas Flow
- D.
  
  Ability to add PEEP into circuit
10.

Which of the following is NOT a characteristic of a semi-closed circuit?
- A.
  
  Always provides for neutralization of CO2
- B.
  
  Contains unidirectional valves
- C.
  
  Always has a reservoir bag
- D.
  
  Allows for Total rebreathing of gases
11.

You are using a semi-closed system, and want to determine how much FGF to use. Your pt is breathing 600 Tv at 10 breaths per minute. How much FGF would be appropriate to maintain your semi-closed circuit?
- A.
  
  4 L / min
- B.
  
  12 L /min
- C.
  
  ~ 150 ml / min
- D.
  
  6 L / min
12.

Which of the following is NOT true regarding a closed circuit?
- A.
  
  Allows for total rebreathing of gases
- B.
  
  Only to be used during controlled ventilations with open pop-off valve
- C.
  
  Always provides for neutralization of CO2
- D.
  
  Always contains unidirectional valves.
13.

Which non-rebreathing circuit contains a Fresh gas hose inside the expiratory limb?
- A.
  
  Mapleson F (Jackson-Rees)
- B.
  
  Mapleson A
- C.
  
  Mapleson D (Bain)
- D.
  
  Mapleson C
14.

Which type of non-rebreathing circuit is used almost exclusively in children?
- A.
  
  Mapleson A
- B.
  
  Mapleson D (Bain)
- C.
  
  Nasal Cannula
- D.
  
  Mapleson F (Jackson-Rees)
15.

What two things do all non-rebreathing circuits lack? (two answers)
- A.
  
  Unidirectional valves
- B.
  
  Soda Lime CO2 absorption
- C.
  
  Reservoir Bags
- D.
  
  APL valves
16.

What could you do to decrease amount of CO2 (rebreathing) in a NRB circuit?
- A.
  
  Decrease FGF
- B.
  
  High tidal volume
- C.
  
  Long Expiratory Pause
- D.
  
  Close the APL valve
17.

Which type of circuit is most efficient during Spontaneous Ventilation?
- A.
  
  T-Piece
- B.
  
  Mapleson D
- C.
  
  Mapleson F
- D.
  
  Mapleson A
18.

Which type of circuit is most efficient during Controlled ventilation?
- A.
  
  Mapleson D
- B.
  
  Maplseon C
- C.
  
  Mapleson A
- D.
  
  Mapleson F
19.

Identify the rhythm pictured above.
- A.
  
  2:1 AV block
- B.
  
  NSR
- C.
  
  Premature Atrial Contraction
- D.
  
  Hypokalemia
20.

Identify the above rhythm. (That is NOT a U-wave)
- A.
  
  Hyperkalemia
- B.
  
  Old MI
- C.
  
  2:1 AV Block
- D.
  
  NSR
21.

Identify the above rhythm.
- A.
  
  V Fib
- B.
  
  2nd Degree heart block
- C.
  
  Dig Toxicity
- D.
  
  Atrial Flutter
22.

Identify the above rhythm.
- A.
  
  3rd degree heart block
- B.
  
  A Flutter
- C.
  
  2:1 AV block
- D.
  
  Long QT syndrome
23.

Identify the above rhythm.
- A.
  
  Right Atrial Hypertrophy
- B.
  
  Inferior wall MI
- C.
  
  Dig Toxicity
- D.
  
  Premature Atrial Contractions
24.

Identify above rhythm.
- A.
  
  Paced rhythm
- B.
  
  A-fib
- C.
  
  Old Inferior MI
- D.
  
  LGL syndrome
25.

Identify the above rhythm.
- A.
  
  PVC's
- B.
  
  2:1 AV Block
- C.
  
  Atrial Fibrillation
- D.
  
  Atrial Bigeminy
26.

The above capnogram is indicative of what?
- A.
  
  Pregnant patient
- B.
  
  COPD or Bronchospasm
- C.
  
  Malignant Hyperthermia
- D.
  
  Spontaneous ventilation
27.

The following capnogram represents what?
- A.
  
  Rebreathing of CO2
- B.
  
  Esophageal intubation
- C.
  
  Hyperventilation
- D.
  
  COPD
28.

The above capnogram is indicative of what?
- A.
  
  Hypoventilation
- B.
  
  Pregnant pt
- C.
  
  Normal capnogram
- D.
  
  Rebreathing of CO2
29.

The above capnogram is indicative of what?
- A.
  
  Curare Cleft
- B.
  
  Malfunctioning valve
- C.
  
  Normal capnogram
- D.
  
  Lung Transplant
30.

The above capnogram represents what?
- A.
  
  Hypoventilation
- B.
  
  Air leak caused by incompetent valve
- C.
  
  Lung Transplant
- D.
  
  Normal Capnogram
31.

The above capnogram represents what?
- A.
  
  Hypoventilation
- B.
  
  COPD or Bronchospasm
- C.
  
  Normal Capnogram
- D.
  
  Rebreathing of CO2
32.

The above capnogram represents what?
- A.
  
  Curare Clefts in pt attempting to breath
- B.
  
  Esophageal intubation
- C.
  
  Cardiogenic oscillations in low frequency ventilation
- D.
  
  Hiccups
33.

The above capnogram is indicative of what?
- A.
  
  Hyperventilation
- B.
  
  Mucus Plug
- C.
  
  Malignant Hyperthermia
- D.
  
  CPR
34.

Identify the above rhythm.
- A.
  
  A fib with Left Bundle branch
- B.
  
  SVT
- C.
  
  V-Fib
- D.
  
  Anterior wall MI
35.

Identify the above rhythm.
- A.
  
  Atrial Flutter
- B.
  
  Wide Complex Tachycardia
- C.
  
  Cardiac Ischemia
- D.
  
  V Tach
36.

Identify the above ECG rhythm.
- A.
  
  Acute Inferior MI
- B.
  
  Left Bundle Branch Block
- C.
  
  Acute Anterior/ Lateral MI
- D.
  
  Wolfe-parkinson-white syndrome
37.

Identify the above ECG rhythm.
- A.
  
  2nd degree heart block
- B.
  
  Hyperkalemia
- C.
  
  Sinus Tach
- D.
  
  NSR
38.

Identify the above rhythm.
- A.
  
  Digitalis Toxicity
- B.
  
  HyperKalemia
- C.
  
  A fib
- D.
  
  Anterior Wall MI
39.

Identify the above ECG rhythm.
- A.
  
  NSR
- B.
  
  Hyperkalemia
- C.
  
  Junctional Rhythm
- D.
  
  Digitalis Effect
40.

Identify the above ECG rhythm. Examine V5 lead for clues.
- A.
  
  Digitalis Effect
- B.
  
  Anterior wall MI
- C.
  
  Hypokalemia
- D.
  
  Premature Atrial Contraction
41.

Identify the above ECG rhythm.
- A.
  
  Digitalis Toxicity
- B.
  
  NSR
- C.
  
  Inferior wall MI
- D.
  
  Wolff-Parkinson-White Syndrome
42.

Identify the above rhythm.
- A.
  
  Paced Rhythm
- B.
  
  Wolff Parkinson White
- C.
  
  NSR
- D.
  
  Junctional Rhythm
43.

Identify the above rhythm.
- A.
  
  NSR
- B.
  
  Junctional Rhythm
- C.
  
  Hypokalemia
- D.
  
  1st degree heart block
44.

Identify the above ECG.
- A.
  
  Digitalis effect
- B.
  
  WPW syndrome
- C.
  
  Right Atrial Hypertrophy
- D.
  
  Left ventricular hypertrophy
45.

Identify the above ECG rhythm.
- A.
  
  Old MI
- B.
  
  Acute Anterior Wall MI
- C.
  
  Acute Inferior Wall MI
- D.
  
  Right Bundle Branch Block
46.

Identify the above rhythm.
- A.
  
  Posterior Wall MI
- B.
  
  Hyperkalemia
- C.
  
  Acute Inferior Wall MI
- D.
  
  WPW Syndrome

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