week 11 GA

Question 1

Sevoflurane is what?

Answer 1

• Inhaled anaesthetic
• Adverse effects, nausea, postoperative, cardiac and respiratory depression, shivering and salivation.
• Onset of action, 2 minutes

Question 2

Nitrous oxide is what type of anaesthetic?

Answer 2

• Inhaled anaesthetic

- used for minor surgeries, dental surgeries

Question 3

What is the mechanism of action of Nitrous oxide?

Answer 3

• Analgesia via opioid receptors, anxiolytic due to enhancement of GABA-mediated CNS’s depression.

Question 4

Intravenous anaesthetics advantages

Answer 4

• Rapidly induces unconsciousness
• Reduces te amount of inhalation agent required
• Don’t pose a fire hazard

Question 5

Intravenous anaesthetic disadvantages

Answer 5

• Commonly cause hypersensitivity reaction
• Cause tissue irritation
• Minimal muscle relaxation

Question 6

Propofol is what type of anaesthetic?

Answer 6

• IV
• Adverse effects, respiratory and cardiac depression, bradycardia, hypotension, Nausea and vomiting, and involuntary muscles.

Question 7

Local anaesthetic is used for what?

Answer 7

• Ensure the localised area is numb or absence of pain.

Question 8

Non-depolarising blocking drugs?

Answer 8

• Block the action of ACh at post and pre synaptic nicotinic receptors.