Term
What is the latin name for a mouse?
a) Mus Musculus
b) Rodentus Mousus
c) Mousus Mousus
d) Mus Mousus |
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Definition
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Term
True or false?
Rats belong to the order rodentia and the family muridae |
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Definition
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Term
| To what order and family do guinea pigs belong? |
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Definition
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Term
| What two small rodents that we deal with on a common basis belong to the family cricetidae? |
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Definition
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Term
True or false?
Guinea pigs give birth to altricial young. |
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Definition
| FALSE- Guinea pigs actually give birth to precocial young (ie they are born fully formed, just small) |
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Term
| Cheek pouches are a feature of which family? |
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Definition
| Cricetidae (hamsters and gerbils) |
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Term
| Chinchillas are a member of the chinchillidae family. Where do they originate from? |
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Definition
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Term
| In what order and family will we find rabbits? |
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Definition
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Term
Which of these, A, B, or C belongs to a lagomorph?
A) 2(I1/1, C0/0, P0/0, M3/3)
B) 2(I2/1, C0/0, P3/2, M2-3/3)
C) 2(I1/1, C0/0, P1/1, M3/3) |
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Definition
| B- Lagomorphs have a 'peg tooth' (extra incisor) behind incisors in upper jaw A belongs to rats or mice. C belongs to guinea pigs. |
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Term
What is the latin name for the syrian hamster?
A) Phodopus sungorus
B) Cricetulus griseus
C) Mesocricetus auratus
D) Cricetus hamsterus |
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Definition
C
A is the latin name for a russian hamster, B is the latin name for a chinese hamster. |
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Term
| Which commonly seen rodent species is the only solitary rodent species? |
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Definition
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Term
| Which three rodent species are omnivorous? |
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Definition
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Term
| Which three rodents are herbivorous? |
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Definition
| Gerbils, Guinea pigs, chinchillas |
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Term
| What is caecotrophy, and which species practise it? |
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Definition
| The action of eating faeces directly from the anus for nutritional purposes- all lagomorphs are capable of this, but rabbits in particular. |
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Term
| Give one recommendation for the size of a rabbit hutch. |
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Definition
The rabbit should be able to stretch up fully on hindlimbs.
The rabbit should have at least 3 'hops' from one side of the cage to another |
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Term
| How deep should gerbil bedding be? |
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Definition
| 15cm at least, for burrowing |
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Term
| Give 2 reasons why giving animals 'toys' to play with in their cages is beneficial |
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Definition
Enrichment
Extra privacy
More usable surfaces
3D environment
Can aid in establishment of hierachy |
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Term
| Which two species need a regular dust/sand-bath? |
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Definition
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Term
| For which species is it essential that you give them specially formulated food and why? |
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Definition
| Guinea pigs- they cannot formulate own Vitamin C, so need it supplied in diet- rabbit or 'small animal' mixes won't be high enough in vitamin C. |
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Term
| Give 3 common welfare problems related to small animal husbandry |
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Definition
-Caging too small
-Not enough exercise
-Diet is low in nutrition or otherwise inappropriate
-Owners get bored, particularly children, so low human interaction
-Not enough light (hutch in dark corner)
-Overheating (most cope better with cold than heat) |
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Term
| Give two of the diseases that rabbits should be vaccinated against. |
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Definition
Myxomatosis (vaccinate from 6 weeks, spread by insects, no treatment)
Viral haemorraghic disease (from 5 weeks, spread by contact with infected rabbits or infected environment) |
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Term
| Outline the procedure for spaying (ovariohistorectomy) small animals. |
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Definition
| Ventral midline approach, ovaries and uterus removed. Sutures must be subcuticular and the animal will need a collar as it will attempt to chew. Recommended in rabbits. |
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Term
True or false?
Rabbits need to be wormed regularly. |
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Definition
| True- they are wormed using a paste against intestinal worms and protozoal infections 2-4 times a year. |
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Term
| How do you euthanise a rodent? |
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Definition
| Intraperitoneal injection of 20% pentobarbitone (can precede with subcutaneous anaesthetic if needed) |
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Term
| How do you euthanise a rabbit? |
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Definition
| Sedate using subcutaneous anaesthetic, then intravenous 20% pentobarbitone |
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Term
| What is the average lifespan for a mouse? |
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Definition
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Term
| What is the average weight range for an adult mouse? |
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Definition
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Term
| In what range should a mouse's respiratory rate be? |
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Definition
| 100-250 breaths per minute |
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Term
| In what range should a mouse's heart rate be? |
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Definition
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Term
True or false?
Rats have a higher body temperature than mice. |
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Definition
| True- mice are about 37.5, wheras a rat's normal range is 38-39 degrees C |
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Term
True or false?
Rats need to eat a more than mice compared to their body size. |
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Definition
| FALSE- rats need only 5-10g per 100g, wheras mice need 15g per 100g! |
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Term
| What is the resting respiratory rate of a rat? |
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Definition
| 70-150 breaths per minute |
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Term
| A rat is brought to you with a heart rat of 570bpm- is this normal? |
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Definition
| No, the rat has tachycardia. A normal heart rate for a rat is 250-450 bpm |
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Term
| A hamster's respiratory rate should be in the region of what? |
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Definition
| 35-130 breaths per minute |
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Term
| Which has the longest life span- mice, hamsters or gerbils? |
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Definition
| Gerbils can live up to 4 years whilst mice live to 2.5 and hamsters usually only live to 2. |
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Term
| What are the normal respiratory rates and heart rates for a guinea pig? |
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Definition
Respiratory- 90-150 breaths per minute
Heart- 190-300 bpm |
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Term
| What is the normal temperature range for a guinea pig? |
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Definition
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Term
True or false?
Hamsters are the only seasonally breeding rodent. |
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Definition
| FALSE- chinchillas are also seasonal breeders. All other rodents have polyoestrus |
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Term
True or false?
Gerbils form monogamous pairs |
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Definition
| True, and the male usually helps rearing young |
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Term
| What is the gestation period for a mouse? |
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Definition
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Term
| What are normal birth weights and litter sizes for mice? |
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Definition
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Term
True or false
A mouse comes into oestrus every 21 days |
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Definition
| FALSE- the oestrus cycle of a mouse is just 4-5 days! |
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Term
True or false
Hamster gestation is less than that of a mouse |
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Definition
| TRUE- hamster gestation is only 15-18 days! |
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Term
| Why is the gestation of a guinea pig and chinchilla so long (59-72 days, 111 days respectively) compared to other rodents? |
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Definition
| The babies are born precocious- they are fully furred and their eyes are open. |
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Term
True or false?
Rabbits are 'reflex ovulators' |
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Definition
| True- they ovulate in response to mating, about 10 hours later. |
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Term
| How do you sex the majority of rodents? |
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Definition
| Ano-genital distance- it is larger in males than females ('is there room for testicles between the two holes?') |
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Term
| How can you sex a guinea pig? |
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Definition
| The penis can be protruded in males by gentle pressure either side of the genitals. Note that BOTH SEXES have mammary glands! |
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Term
| Give 3 common behaviours for a normal, healthy small mammal. |
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Definition
Lots of grooming (shiny healthy coat)
Active during waking hours
Inquisitive
Exploratory
Placid with familiar people |
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Term
| What is the best way to prevent pododermatitis? |
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Definition
| Good husbandry- clean, dry bedding, not obese, keeping active |
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Term
| How can you prevent dental disease in small mammals? |
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Definition
Allow to chew/gnaw blocks of wood etc
Give pelleted (abrasive) rather than muesli-type food.
Adequate, natural lighting
Give adequate vitamin D and calcium
Feed hay
Feed low-energy foods
Selective breeding to remove from breed. |
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Term
| What is the bacteria that causes most respiratory diseases in guinea pigs? |
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Definition
| Bordatella bronchiseptica |
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Term
| You are presented with a rabbit with dyspnoea and rattling breath sounds. It is sneezing and you can see nasal and ocular discharge, as well as swelling of the tear ducts (dacryocystitis). It has recently been rehomed from a solitary life to a family with 4 other rabbits and some guinea pigs. What would be your initial suspected diagnosis? |
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Definition
| Respiratory system disease caused by Pasturella multocida. |
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Term
| You are presented with a guinea pig who has become ill in the last couple of weeks. She is weak and is lame on the right hind limb. She also has swollen joints in her forelimbs and right hind, and resists her sternum and thoracic cavity being palpated. She is housed with 3 rabbits and therefore is fed on rabbit food. How would you treat her? |
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Definition
| Vitamin C therapy, a change to guinea pig food with regular supplements and treats high in vitamin C. |
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Term
What breed of rabbit is this?
[image] |
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Definition
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Term
What breed of rabbit is this?
[image] |
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Definition
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Term
What colouring pattern of rabbit is this and why?
[image] |
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Definition
| It is a black Dutch rabbit- It has a coloured back, but with a white band around the neck and shoulders, encircling whole body. The ears are coloured. The head is coloured but there is a white blaze between the ears. |
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Term
What breed of rabbit is this?
[image] |
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Definition
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Term
What breed of rabbit is this?
[image] |
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Definition
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Term
What species of hamster is this?
[image] |
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Definition
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Term
What species is this?
[image] |
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Definition
| Chinese hamster (cricetulus griseus). Note that it is longer and thinner than a russian, and the markings are different (the dark/light line down the side of a chinese is straight, wheras in a russian it has 3 arches). It commonly has a stripe down its back. |
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Term
What species is this?
[image] |
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Definition
| Russian dwarf hamster (phodopus sungorus). It can be distinguished from the chinese because the body is shorter, but fatter, and the markings seperating the dark back from the light stomach have 3 arches down the side, rather than being a straight line. |
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