Practice of Anesthesia

Question 1

Fasting

Lengths

Answer 1

• Standard - 12 hours
• Cattle and Small Ruminants - longer, day or so
• Do not fast neonates, birds, or those under 2 kg

Question 2

Fasting

Who Not To

Answer 2

Do not fast neonates, birds, or those under 2 kg
* low glycogen reserves
* high metabolic rates

Question 3

ET Tube

Too Small

Answer 3

Increases the resistance to gas flow

Question 4

ET Tube

Too Large

Answer 4

• Increases risk of trauma
• Increases the dead space*

*may produce hypoxia and hypercapnea

Question 5

Pre-oxygenation

Answer 5

• Use in brachycephalic or other high risk cases
• Use of oxygen mask
• Keep patient calm during administration
• Fow rate of 3 L/min for 3-5 minutes

Question 6

Induction with Face Mask

Answer 6

• Be aware of possible nausea
• Significant “pollution” of environment
• 3 % Iso at 3 L/min for 3 Minutes

Question 7

Cetacaine

Answer 7

• Previously used during intubation to reduce laryngospasms
• Associated with Heinz Body Anemia

Question 8

Manual Ventilation and Breathing

Answer 8

Provide assisted ventilation every 2-3 minutes
* prevents hypercapnea

Provide a deep breath every 5-10 minutes
* prevent hypostatic congestion and atelectasis