Chapter 4 - Powerpoint Condensed

Question 1

Polyvinyl chloride ET tubes are clear and _______

Answer 1

stiff

Question 2

ET tubes that are flexible and less traumatic, absorbent but may kink or collapse are made of:

Answer 2

Red rubber

Question 3

ET tubes that are pliable, strong, less irritating and resist collapse are made of:

Answer 3

Silicone

Question 4

ET tube size is measured by ________

Answer 4

internal diameter

Question 5

Miller laryngoscope blades are _______ in shape while McIntosh blades are _______

Answer 5

Straight, curved

Question 6

What is a disadvantage of using an anesthetic chamber for induction?

Answer 6

Cannot monitor patient closely, takes longer, requires a high flow rate

Question 7

Size E Gas Supply Cylinders have an oxygen capacity of about ____ L, and a pressure of about _____ psi

Answer 7

660, 2100

Question 8

The pressure-reducing valve controls the gas pressure to a safe _________ psi (range)

Answer 8

40-50

Question 9

The Line Pressure Gauge indicates the pressure in the gas line between the pressure-reducing valve and flowmeter and should read _______ psi after the tank is opened and ______ psi when the tank is closed and flushed.

Answer 9

40-50, 0

Question 10

Line pressure drops to _____ psi across the flowmeter

Answer 10

15

Question 11

When reading the flowmeter, be sure to measure at the _____ of the ball (top, middle or bottom)

Answer 11

middle

Question 12

The Oxygen Flush Valve delivers a short, large burst of pure oxygen directly into rebreathing circuit or common gas outlet, measuring ________ L/min

Answer 12

15-50

Question 13

Rebreathing circuits are useful in animals that are susceptible to _____

Answer 13

hypothermia since the gas is warmer

Question 14

We often use a Semi-Closed rebreathing system but in large animals due to their size we use ________ rebreathing systems

Answer 14

closed

Question 15

The ideal breathing bag will hold at least _______ml/kg of patient body weight

Answer 15

60

Question 16

During manual ventilation (bagging) you are forcing fresh gas into the alveoli to normalize gas exchange, this should be done every ______ minutes

Answer 16

5-10

Question 17

What is the primary absorbent ingredient of Soda Lime?

Answer 17

Calcium hydroxide

Question 18

Using depleted Soda Lime granules will result in _______ being inhaled by the patient

Answer 18

Carbon Dioxide

Question 19

The pressure manometer indicates the pressure of gases within the breathing circuit while manual ventilating, which should not exceed _____cm of H2O or else it could cause _____, _____ or _______

Answer 19

15, Dyspnea, Lung damage, Pneumothorax

Question 20

What is the negative pressure relief valve also referred to as?

Answer 20

Air Intake Valve

Question 21

What does the Negative Pressure Relief Valve do?

Answer 21

Admits room air into circuit if negative pressure is detected in the circuit

Question 22

Negative pressure in the circuit is indicated by a ________

Answer 22

collapsed reservoir bag

Question 23

What are 4 ways in which Negative Pressure can build up in the circuit?

Answer 23

Machine is not correctly assembled, scavenging system is exerting excessive suction, oxygen flow rate is too low, or tank is out of oxygen

Question 24

In a ________ circuit (type of F circuit) the inner tube is inspiratory and the outer tube is expiratory

Answer 24

Co-axial

Question 25

What is the flow rate range for induction via Chamber?

Answer 25

5L/minute

Question 26

What is the flow rate range for induction via Mask?

Answer 26

1-3 L/minute if under 10kg, 3-5 L/minute if over 10kg

Question 27

What is the flow rate range for induction via IV or ET? (rebreathing)

Answer 27

50-200ml/kg/min

Question 28

What is the flow rate range for Bain circuits?

Answer 28

130-200ml/kg/min