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ALAT 20 & 21: Hamsters and Gerbils Flashcards | StudBud
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ALAT 20 & 21: Hamsters and Gerbils
ALAT 20 & 21: Hamsters and Gerbils
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ALAT Units 20 and 21
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
Which of the following is TRUE about hamster sleep/wake behavior?
They have short periods of being awake and sleep randomly.
They are diurnal animals.
They sleep soundly during the day and do not awaken easily.
They sleep lightly and awaken easily during the day.
2
What is one reason that hamsters make good research models?
They are relatively free of pathogens that affect rodents.
They mature very slowly.
They have a long life span.
They are very docile and easy to work with.
3
Which antibiotic should
never
be used in hamsters?
Penicillin
Ciprofloxacin
Gentamicin
Ivermectin
4
Which of the following methods is usually NOT used for hamster identification?
Implanted microchip
Tail tattoo
Ear notching
Ear tags
5
Which of the following is NOT a common method of euthanasia for hamsters?
Overdose of inhalant anesthetic
Captive bolt gun
Carbon dioxide asphyxiation
IP injection of barbiturates
6
What precaution should you take when picking up a gerbil?
Support the hindquarters so its back won’t break.
Don’t let the gerbil bite you, it is very painful.
Gently grasp the skin over the neck so it won’t tear.
Don’t grasp the tip of the tail - the skin may tear off.
7
Which of the following would NOT be a sign of pain or distress in a gerbil?
Ruffled fur
Hunched posture
Weight loss
Sleeping during the day
8
What is the scientific name for the Mongolian gerbil?
Meriones unguiculatus
Mesocricetus auratus
Orictolagus cunniculatus
Meriones crassus
9
Which of the following are often used as environmental enrichment for hamsters?
Hammocks
Foraging devices
Videos
Cardboard tubes
10
What is a common method of picking up a hamster?
Grasping the hind leg with your fingers
Grabbing the skin across the lower back with forceps
Grasping the loose skin across its back with your fingers
Grabbing the base of the tail with your fingers
11
Which of the following is FALSE?
Gerbils may "freeze" and become immobile when startled.
Gerbils don’t build nests.
Gerbils will dig and burrow in their bedding.
Gerbils are clean animals.
12
Which of the following statements is FALSE?
Hamsters have a two-compartment stomach.
Hamsters are often difficult to awaken from sleep.
Larger hamsters dominate smaller ones, regardless of sex.
Only male hamsters have the flank organ.
13
An unusual behavior that may be noticed in approximately 20% of gerbils is:
hibernation.
seizures.
circling.
high pitched squealing.
14
Which anatomical features make the hamster an ideal model for studies involving tumor implants?
A two compartment stomach and a normal immune system.
The thinness of the epithelial tissue in the cheek pouch.
A lack of lymphatic vessels in the cheek pouch.
The location of the flank organ or scent gland.
15
Which of the following statements is TRUE?
Hamsters keep a fastidiously clean cage.
Hamsters urinate and defecate throughout their cage.
Hamsters must be given feed specific for hamsters.
Hamsters do not build nests.
16
Which of the following statements about gerbils is TRUE?
They are one of the most docile and easily handled rodents.
They sleep soundly during the day, rarely awakening.
Compared to mice, gerbils do not spend much time grooming.
Gerbils may be paired together anytime without fighting.
17
Which of the following statements is TRUE?
It’s OK to house gerbils on wire-bottom cages routinely.
Young gerbils do not need any feed supplementation.
They can get all the water they need from their food.
Gerbils need escape-proof cages because they can jump.
18
What is the scientific name for the Syrian hamster?
Cricetulus domestica
Meriones unguiculatus
Mesocricetus auratus
Mus musculus
19
What is another species of hamster besides the Syrian hamster?
Mongolian hamster
Long-Evans hamster
Duncan-Hartley hamster
Djungarian hamster
20
Which of the following identification methods are usually NOT used on gerbils?
Cage cards
Ear tattoo
Ear tags
Subcutaneous microchip implant
21
Which of the following is
NOT
a common method of euthanasia for gerbils?
Intracardiac injection of potassium chloride
Exposure to high levels of inhalant anesthetic
Carbon dioxide asphyxiation
Injection of overdose of barbiturates
22
What is it called when the skin sloughs off of a gerbil’s tail while handling?
Degloving
Denuding
Descaling
Debudding
23
To reduce incidences of cannibalism, female hamsters with pups should not be disturbed until:
they are 3 days old.
they are 12 hours old.
they are 7 days old.
they are 10 days old.
24
How would hamsters respond if the room temperature were to drop to around 5 degrees Celsius?
They would sleep in a hibernation-like state.
They would grow really thick, fluffy fur.
They would turn white.
They would sleep in a hibernation-like state.
25
Which of the following is NOT a common sign of pain or distress in hamsters?
Difficulty awakening
Hunched posture
Dull attitude
Rough coat
