MOD 4 - COURSE 3 - PT 1 - GUINEA PIG

Question 1

WHY ARE GUINEA PIGS USED - CAVIA PROCELLUS

Answer 1

• mammalian relationship to man
• small siz
• low cost to house
• adjust well to captivity
• short life cycle
• short reproduction cycle

Question 2

• what models are guinea pigs normlaly used for

Answer 2

• nutrition - vit C
• immune system fucntion
• infectious disease TB

Question 3

what outbred stock = most commonly used guinea pigs

Answer 3

• dunkin hartley -most commonly used stiock

Question 4

what are types of inbred stock of guinea pigs

Answer 4

• strain 2 and 13

Question 5

what diet/ stomach do guinea pigs have

Answer 5

• hebivores and monogastric

Question 6

whats guinea pigs normal body temps

Answer 6

• 37-39.5

Question 7

Heart rate of guinea pigs

Answer 7

230-320 bpm

Question 8

whats the repiratory rate of guinea pigs

Answer 8

• 42-104 breaths per minute

Question 9

whats the avergae weight of adult guinea pigs and newborns

Answer 9

• 500-800g
• 70-90g

Question 10

whats the avg lifespan of guinea pigs

Answer 10

• 4-6 years

Question 11

what sleep schedul so guinea pigs have

Answer 11

dinural - awake at day adn asleep at night

Question 12

whats their avg water and food consumptions

Answer 12

• 50-80ml per day
• 30-48g/day

Question 13

how can they avoid malocclusions for guinea pigs

Answer 13

chewing and masticating food stuff

Question 14

guinea pigs have coprophagic activity - eat feaces why do they do this?

Answer 14

absorb vit B and protein absorption

Question 15

whats theyr blood volume of a guinea pigs

Answer 15

69-75ml/kg

Question 16

whats the body structure of guinea pigs

Answer 16

• short, sticky, 3 digits on rear feet - nails may require trimming
• 4 sigits on front fet
• one pair of inhuinal teats

Question 17

whats the dental formula of guinae pigs

Answer 17

• 1/1 I, 0/0 C, 1/1 P, 3/3 M

Question 18

what is the dental characteristics of guinea pigs

Answer 18

• incisors grow continuously
• malocclusion = possible - process of chewing = helps
  open rooted incisors, molars, pre-molars

Question 19

how are guinea pigs with other guinea pigs

Answer 19

• well tolerated to close proximity
• primary contact with adults = heat conversation

Question 20

do guinae pigs grooms themself

Answer 20

not normal - can happen when maating or rearing younf

Question 21

do they scent mark - guinea pigs

Answer 21

• perineal regions

Question 22

is throwing urine a normal characteristic of guinea pigs

Answer 22

• only if stressed nervous or frightened

Question 23

how do they react to stress

Answer 23

• sometime vocalisae (sometimes they vocalise normally)
• ensure room may voaclise stimulatanously
• they intense fleeing with rapid jerky rear limb movement
• freezing

Question 24

what is barbering

Answer 24

where the dominant guinea pigs inthe cage will chew the hair of subordinates causing patches

Question 25

do guinea pigs fight alot?

Answer 25

no - not very agressive

Question 26

how is best to handle and restrain a guinea pig

Answer 26

- theyre very docile rarely bite - handling them regularly - measnntheyre less stressed - handlers = rapid and smooth - to avoid animals stress - place thumba adn fingers - of one hand on either side of shoulder area - lift guinea pigs plance hand under hund quaters 0 support weight -o

Question 27

how do you determine gender of guinea pigs

Answer 27

- very little difference between ango-genital distance between sexes - penis caan be felt under skin and protuded by mnaual pressure palpitationh

Question 28

wats a male guinea pigs

Answer 28

- boar

Question 29

whats a female guinae pigs

Answer 29

- sow

Question 30

how long until the guinea pigs reach sexual maturaity

Answer 30

60-90 days

Question 31

whats the oestrous cycle in guinea pigs - lenght of time

Answer 31

16-18 days - polyoestrous/ spontaneous ovulation

Question 32

- gestation legnth of guinea pigs

Answer 32

- 60-65 days

Question 33

whats the litter size of guinae pigs

Answer 33

- 2-4 daysw

Question 34

hats the weight of guinea pigs at birth

Answer 34

- 70-100g

Question 35

how long do guinea pigs wean for

Answer 35

18=24 days

Question 36

how are females housed for breeding

Answer 36

harem housed - 1-10 females per male

Question 37

how do you prevent dystocia in female guinea pigs

Answer 37

- bred befor 6 months of age - prevent dystocia prevent pelvic fusion

Question 38

hwo does the guinea pigs diet changes when pregnant

Answer 38

- females double their weight - need supplemental green leafy vegs

Question 39

how weight of guinea pig befor pregnancy

Answer 39

- sexual maturity guinae pigs need to be 550-600g

Question 40

how to prevent cannabilism in pregnant guinea pigs

Answer 40

- females - shouldnt be disturbed for 2 days before and 7 days after giving birth -prevent cannibalism of young

Question 41

guinea pigs = born precocious? what did this mean

Answer 41

- mobile, furred and their eyes = open from time fo birth

Question 42

what diet do guinea pigs need

Answer 42

herbivores - need vit C -10mg (20mg - if pregnant) - guinea pig feed0 used within 90days of milling day - unless microencaspsulated asorbic acid - used in feed - feed pellets - smaller and softer than mice or rats - similar to rabbits

Question 43

why is VIT C needed

Answer 43

- they cant synthesise vit amine C - they get it through aborbic acid - scurvy iuf not

Question 44

-whats the symptoms of sccurvy in guinea pigs

Answer 44

- lethargy, swollen, painful, joints, difficulty moving, poor conditosn, weight loss, dental issues, bruising, haemorrage, diarrhoea, rought coat or alopesia

Question 45

whats the issue with loud noises around guinea pigs

Answer 45

- they can stampede- injur their bodies

Question 46

why should bedding be provided to guinae pigs

Answer 46

source of enrichment for rooting behaviour and yots, wooden shew - sticks humans handling wood shaving - or paper based products, sterile hay - dust free

Question 47

how are guinea pigs house

Answer 47

often in groups as agression is rare - sometimes between male guinea pigs

Question 48

how is food provided to guinea pigs

Answer 48

- ad libitum using guinea pigs feeders - prevent spillage spoilage - ceramic bowels can be used - bedding may need to be cleaned

Question 49

how do you identify guinea pigs permenant or temporary

Answer 49

- fur colouration - permeant dyes - marking pens - non toxic - las 2-3 days - permeant identification - ear tag, notch or punch 0 systematic numbering video , or microchip, tattoo