Past Paper Flashcards
1
Q
Uses of Magill Forceps
A
- direct ET tube through glottis
- direct nasogastric tube into oesophagus
- placement of throat packs
- remove foreign objects
2
Q
Use of ETT
A
- maintain patient airway
- prevent aspriation
- provide effective positive pressure ventilation
- clear secretion by suctioning
3
Q
Uses of nasotracheal intubation
A
- long-term intubation
- surgery in oral cavity
(give ephedrine 0.5% to vasoconstrict blood vessels)
4
Q
When to use a tracheostomy tube
A
- prolonged ventilation in ICU
- suctioning is easier
- emergency rescue airway
- head and neck deformity
5
Q
Uses of OPA
A
- prevent tongue from obstructing airway
- prevent biting of ETT when awakening
6
Q
Advantages of LMA
A
- easy insertion
- less stimulating that ETT
- lower incidence of sore throat
- can ventilate with pressure to prevent stomach inflation
- relieves anaesthetists hands
7
Q
Disadvantages of LMA
A
- doesn’t prevent aspiration
- ventilation not always possible
- epiglottis can occlude airway
8
Q
Where can you insert a CVP?
A
- Jugular vein
- subclavian vein
- basilic vein
9
Q
Route of pulmonary artery floatation catheter
A
- SVC
- RA
- RV
- PA
10
Q
Uses of pulmonary artery floatation catheter
A
- measure CO
- pulmonary artery pressure
- pulmonary capillary wedge pressure
- temperature
- injection of fluids
11
Q
Fancy name for pulmonary artery floatation catheter
A
Swan-Ganz catheter
12
Q
Enfluorane colour
A
Orange
13
Q
Halothane colour
A
Red
14
Q
How does a pulse oximeter work?
A
The rate of transmission of infrared is inversely proportional to the Hb saturation
15
Q
Uses for Ayres T piece
A
in children <20kg or 6 yrs
Fresh gas flow is 2-3 minute volume
