mark scheme

Question 1

what legislation governs the care veterinary surgeons must apply when anesthetising animals and 4 decisions which must be accounted for

Answer 1

Protection of Animals Anaesthesia Act 1968

• deciding whether anaesthesia can be carried out with a reasonable degree of safety
• deciding the most appropriate technique of anaesthesia
• the adminstration of the anaesthetic
• fully consulting other VS working on the case with decisions and offering full care and advice to owners

Question 2

acepromazine is a tranquiliser often used in veterinary practice- explain the difference between using a sedative and tranquiliser

Answer 2

• tranquiliser is anxiolytic but does not cause drowsiness
• sedative calms and causes drowsiness
• acepromazine is a reliable tranq in quiet patients but unpredictable in stressed and aroused patients
• increasing the dose of ACP only increases the duration- not the effect of tranquilisation

Question 3

state what the marginal ear vein and central auricular artery could be used for with regards to rabbit anaesthesia

Answer 3

• marginal ear vein can be used for IV catheterisation and subsequent IV induction of anaesthesia
• a central articular artery is useful for taking a pulse, direct blood pressure and blood sampling for blood gas analysis during anaesthesia

Question 4

state 5 factors affecting the choice of breathing circuit used

Answer 4

• patient size/weight
• respiratory capability
• ability to provide IPPV
• length of procedure
• dead space
• scavenging system and APL valve location
• ‘circuit drag’

Question 5

apart from hypothermia what other factors influence the recovery from anaesthesia

Answer 5

• hypoglycaemia
• poor circulation
• poor ventilation
• ## drug overdose

Question 6

define the term nociceptive pain

Answer 6

pain evoked from a high intensity painful stimulus eg needle prick, the area affected is localised and well defined.