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Biology and Disease > Guinea Pigs > Flashcards

Guinea Pigs Flashcards

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1
Q

What is the kingdom of a Guinea Pig?

A

-Animalia

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2
Q

What is the phylum of a Guinea Pig?

A

-Chordata

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3
Q

What is the class of a Guinea Pig?

A

-Mammalia

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4
Q

What is the order of a Guinea Pig?

A

-Rodentia

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5
Q

What is the family of a Guinea Pig?

A

-Caviidae

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6
Q

What is the Genus of a Guinea Pig?

A
  • Cavia
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7
Q

What is the Species of a Guinea Pig?

A

-Porcellus

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8
Q

What is the life span?

A
  • 4-5years
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9
Q

When do they reach puberty?

A
  • M 8 to 10 week
  • F 4-5 weeks
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10
Q

How long is their estrous cycle?

A
  • 13-21 days
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11
Q

How long is their Gestation period?

A
  • avg 68 days
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12
Q

Are they fertile during post partum estrus (ovulation) ?

A
  • Yes
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13
Q

How large is their litter size?

A
  • 1 to 6 kids
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14
Q

What is their dental formula?

A

-2( I 1/1 C 0/0 P 1/1 M 3/3)

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15
Q

What type of teeth do they have?

A
  • Hypsodont
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16
Q

What type of stomach do they have?

A
  • Monogastric
17
Q

Is their cecum large?

A

-Yes

18
Q

They obtain most of their nutrition from where?

A
  • large intestine
19
Q

What is the Kurloff cell?

A
  • an estradiol-dependent mononuclear leukocyte unique to the guinea pig.
20
Q

Where is the Kurloff cell found?

A
  • in the thymus, spleen, liver and lung
21
Q

Where are they seen in large numbers and what’s their role?

A
  • in the placenta
    -in preventing the maternal rejection of the fetal placenta during pregnancy.
22
Q

What does the Kurloff cell have in vitro, and what may it be part of?

A
  • NK cytotoxic activity
    -cancer resistance
23
Q

What vitamin do they have a dietary requirement for?

A
  • Vitamin C
24
Q

What are the male reproduction characteristics?

A

•Slightly larger
•Large testes, open inguinal rings
•Slit (round) shaped rectal opening
•Manual pressure extrudes penis

25
Q

What are the female reproductive characteristics?

A
  • Vaginal closure membrane open only during estrus and parturition
    •Y shaped genital anal opening
26
Q

When is it too late to breed them?

A
  • 7 months
27
Q

What are common with guinea pigs?

A
  • still births and miscarriage
28
Q

Is their reproductions seasonal?

A

•Non seasonal
•Continuously Polyestrous

29
Q

What are the signs that they are in estrus?

A

-Congested, swollen vulva
•Lordosis position
•Extension of a four legs, straightening and arching of back

30
Q

How do you confirm their pregnancy’s ?

A

•Palpation at 14-21 days
•Radiograph 6 weeks

31
Q

What is dystocia?

A
  • still birth
32
Q

What is toxemia?

A
  • blood poisoning
33
Q

What are signs of toxemia?

A

•Reduced appetite
•Lack of energy
•Excessive salivation

34
Q

What is their length dependent on ?

A

•Longer for smaller litters
•Shorter for larger litters
*litter size

35
Q

What does precocious mean?

A
  • •Fully haired, with teeth , eyes and ears open
36
Q

What are signs of distress in them?

A

•Licking, biting or shaking a particular area
•Unkempt appearance
•Hunched back
•Lethargy
•Decrease in food and water consumption
•Unusual vocalization

37
Q

What is Pododermatitis and where is it located?

A
  • Pododermatitis is commonly seen on the palmar surface of the feet of animals housed on rough wire cage floors. Feet are swollen with crust-covered ulcers. There may be involvement of regional lymph nodes.
38
Q

What is Bacterial Pneumonia in Guinea Pigs?

A

•Rats and humans can serve as carriers.
•Abscess formation, usually in the cervical lymph nodes (cervical lymphadenitis or ‘lumps’).
•Respiratory signs may include nasal discharge,anorexia, rhinitis, conjunctivitis, torticollis, dyspnea, and acute death.
•Pregnant dams may abort.

39
Q

What is Adenovirus?

A

-an enveloped DNA virus that causes respiratory disease in guinea pigs.

Biology and Disease (2 decks)

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