Anesthetic Machines Tid-bits

Question 1

A full E-tank contains ____ L. To find the volume in our E-tank look at the pressure and ?

Answer 1

700L

multiply by 0.3

Question 2

What is P.I.S.S.?

Answer 2

Pin index Safety System. So you literally can’t put an Oxygen input tube into the N2O Wall outlet.

Question 3

Regardless of Oxygen Flow a good vaporizer will lead to the same _____.

Answer 3

Outflow

Question 4

Main use for Oxygen flush is?

Do not use in a?

Answer 4

recovery

Low Volume circuit/ Non-rebreathing system

Question 5

Difference between Semi-closed and Closed Breathing Systems?

Answer 5

Partial rebreathing v. closed rebreathing

Question 6

In a closed breathing system how much oxygen do you need?

Answer 6

5-10 ml/kg/min

Question 7

What is the main component in Soda Lime?

Answer 7

CaOH2

Question 8

How do you know you CO2 absorber is working?

Answer 8

Canister gets warm when working, calcium carbonate (last step of the conversion reactions) is hard to crumble, dye turns blue/purple as soda lime is used up.

Question 9

How to calculate size of breathing bag?

Answer 9

Tidal Volume x 6

(Weight in kg x 10 ml/kg) x 6

Question 10

Main source of dead space?

Answer 10

Y Piece

Question 11

_____ is on top of the inspiratory valve.

_____ is on top of the expiratory valve.

Answer 11

• Negative P relief valve

- Adjustable pressure limiting valve (Pop off)

Question 12

The only reason exhaled CO2 gets out of a Non- rebreathing system.

Answer 12

high flow of oxygen

Question 13

What level of oxygen flow do you need in a Non-Rebreathing system?

Answer 13

200-300 ml/kg/min

Question 14

Bain Coaxial System

Answer 14

inspiratory tubing is inside the corrogated tubing, so the expiratory gas warms the fresh inspiratory gas.

Question 15

When using a circle breathing system its important to ?

Answer 15

support ventilation and minimize deadspace