Lab Animal Medicine: Rabbits
Terms in this set (18)
Used to be classified as rodents
Reclassified into order Lagomorpha due to dentition
Family Leporidae contains rabbits and hares
How many rabbit breeds are recognized?
50 different breeds
Most popular research rabbit
New Zealand White Rabbit
(White fur, red eyes)
Domestic rabbit was the first animal model of atherosclerosis
Ease of handling and large, readily accessible ear veins make rabbits useful in antibody production and other studies for which large volumes of blood must be collected.
Used in eye irritancy evaluations
May scream or growl if angered
Foot thumping is considered a warning
Harnessed and leash trained
Litter box trained
-Urinate and defecate in certain areas
-Litter should be edible
-No corn cobs, shavings or clay litter
Ingestion of fecal material
Cecotrophs (Cecal pellets)
Soft small feces covered in mucus
Usually in dawn hours
Taken directly from the anus
High in protein
Improves utilization of nitrogen
Provides B vitamins
Fermentation of fiber
Like to kick
Scruff of the neck
Support hind limbs; May break back if you don't
Never use the ears
Bundling: Scruff neck
Rear quarters supported
Back against handler
Rabbit Blood Collection
Marginal, cephalic, jugular and lateral saphenous veins
Easily collapse = small volume
Auricular artery = Best for larger amounts of blood
Heat lamp, warm water, acepromazine, rubbing ear
Cardiac punctures have a 10% mortality rate
Determining Gender of a rabbit
Applying gentle digital pressure along the genital opening
Females (does) have a slitlike opening. Digital pressure exposes the mucosal surface of the vulva.
Males (bucks) have a rounded urethral opening. Digital pressure will extrude the penis from the rounded penile sheath.
Anatomy of the Rabit
Very thin skin
Easily torn with clippers
Easier to pluck
Light weight skeleton
Rabbit Dental formula
2(2/1 incisors, 0/0 canines, 3/2 premolars, and 3/3 molars)
All are open rooted
A&P of Rabbits
Second pair of incisors (peg teeth)
High muscle-bone ratio and large body fat reserves
Relatively lightweight compared with their size
No footpads, and the soles of the hind feet are covered with fur
Teeth are hypsodontic.
Rabbit ears are highly __________ and serve as a ________ organ
Ears are highly vascular and serve as a thermoregulatory organ.
Females tend to be larger/smaller than males.
Female rabbits have prominent skin folds WHERE?
Female rabbits have prominent skin folds on the underside of the neck (dewlap
How many lung lobes do rabbits have?