Week 11

Question 1

While a person is receiving a general anaesthetic, he or she must be continually monitored because:

a) The person has no pain sensation
b) Generalised CNS depression affects all body function
c) The person cannot move
d) The person cannot communicate

Answer 1

b) Generalised CNS depression affects all body function

Question 2

Local anaesthetics are used to block feeling in specific body areas. If given in increasing concentrations, local anaesthetics can cause loss, in order, of the following:

a) Temperature sensation, touch sensation, proprioception and skeletal muscle tone
b) Touch sensation, skeletal muscle tone, temperature sensation and proprioception
c) Proprioception, skeletal muscle tone, touch sensation and temperature sensation
d) Skeletal muscle tone, touch sensation, temperature sensation and proprioception

Answer 2

a) Temperature sensation, touch sensation, proprioception and skeletal muscle tone

Question 3

Proper administration of an ordered narcotic:

a) Can lead to addiction
b) Should be done promptly to prevent increased pain and the need for larger doses
c) Would include holding the drug as long as possible until the person really needs it
d) Should rely on the person’s request for medication

Answer 3

b) Should be done promptly to prevent increased pain and the need for larger doses

Question 4

The benzodiazepines are the most frequently used anxiolytic drugs because:

a) They are anxiolytic at doses much lower than those needed for sedation or hypnosis
b) They can be stimulating
c) They are more likely to cause physical dependence than older anxiolytic drugs
d) They do not affect the neurotransmitters

Answer 4

a) They are anxiolytic at doses much lower than those needed for sedation or hypnosis

Question 5

The nurse or midwife would expect administration of a NMJ blocker as the drug of choice to accomplish which of the following:

a) Facilitate endotracheal intubation
b) Facilitate mechanical ventilation
c) Prevent injury during electroconvulsive therapy
d) Relieve pain during labour and birth
e) Treat myasthenia gravis
f) Treat a person with a history of malignant hyperthermia

Answer 5

a) Facilitate endotracheal intubation
b) Facilitate mechanical ventilation
c) Prevent injury during electroconvulsive therapy

Question 6

Suxamethonium has a more rapid onset of action and a shorter duration of activity than the non-depolarising NMJ blockers because it:

a) Does not bind well to receptor sites
b) Rapidly crosses the blood-brain barrier and is lost
c) Is broken down by acetylcholinesterase that is found in the plasma
d) Is very unstable

Answer 6

c) Is broken down by acetylcholinesterase that is found in the plasma