Rabbit Flashcards
What is the rabbit scientific name?
Oryctolagus cuniculus
What order are rabbits in?
Lagomorpha
Hares are in what genus?
Lepus
Cottontails are in what genus?
Sylvilagus
Can different orders of rabbits interbreed?
No
Dutch belted/banded rabbits have what color coat?
white coat with a black or brown belt around the abdomen, and dark eyes
What is the harlequin color coat?
Broken, white base coat with any pattern of other color
American Rabbit Breeders Association recognizes how many breeds?
50
What are the most popular rabbit breeds?
New Zealand White (NZW), American Dutch, Californian, Flemish Giant
What is the most popular rabbit breed for research?
New Zealand White
Which rabbit breeds are used for meat?
NZW, Flemish Giant, Californian, American Checkered Giant
What is the average weight of NZW rabbits?
6.6-11+lb
What is the average weight of American Dutch rabbits?
2-4 lb
How can you tell the difference between a NZW and a Californian?
Californians have dark ears, nose and feet
What is the average size of the Flemish Giant?
14.3-19.8lb
What are some pet and show breeds of rabbits?
American chinchilla, satin, rex, silver martin, american checkered giant, polish, lop
What is the average size of the Californian?
13 lb
What kind of antibodies do rabbits produce?
Polyclonal antibodies
What is an adult male rabbit called?
Buck
What is an adult female rabbit called?
Doe
What is the average birthweight of a rabbit kit?
30-90 g
When do male rabbits reach sexual maturity?
22-52 weeks
When do female rabbits reach sexual maturity?
22-52 weeks
What is the breeding life of the male and female rabbit?
Male: 5-6 years months
Female: 2-3 years
What kind of estrus cycle do female rabbits go through?
Induced ovulator
What is the rabbit litter size?
4-12
What is the rabbit gestation length?
29-35 days
How much of the body weight is the skeleton of the rabbit?
7-8%
Which vertebrae can rabbits fracture?
Lumbar
What do rabbits commonly do when in pain?
Grind teeth
Where are peg teeth in rabbits?
Directly behind the incisors with unknown
What are the 2 lymphoid organs associated with the rabbit GI system? How much of the total lymphoid tissue do they contain?
Sacculus rotundus, appendix/veriform process
50% of lymphoid tissue
Esophagus has how many striated muscle layers?
3
What are the 2 types of feces of rabbits?
Firm, dry daytime pellets and soft moist nighttime pellets called cecotrophs
What do cecotrophs contain?
high water content, nitrogen, electrolytes and B vitamins, Volatile Fatty Acids
Healthy rabbits never have:
an empty stomach
Trichobezoars are an indicator of what?
Intestinal motility problems
Each rabbit eye has how many degrees of vision?
190
What is the primary means of temperature regulation in rabbits?
Ears
The right AV valve of rabbits is:
Bicuspid, tricuspid in other animals
Towel wrapping a rabbit for a long time can result in:
Heatstroke
Rabbits are prone to what during intubation?
Laryngospasm
What are the visual genital differences between male and female rabbits?
Females have a slit-like opening, males have a rounded urethral opening
How do rabbit kits get their immunity?
The placenta
When do rabbit kits wean?
4-6 weeks
What is the rabbit chromosome number?
44
What kind of uterus does female rabbits have?
Duplex uterus, each uterine horn has its own cervix
Do male rabbits have nipples?
No
What is giving birth to rabbit kits called?
Kindling
Breeding colonies of rabbits consist of:
1 buck to 10-20 does
Ovulation occurs approximately when after mating in rabbits?
10 hours
What is the predominant leukocyte in rabbits?
Lymphocyte
Rabbit neutrophils look similar to what? How can they be distinguished?
Eosinophils (aka heterophils)
True eosinophils are larger, darker granules
Basophils are most common in which animal than other mammals?
Rabbits
Serum calcium in rabbits can fluctuate and be as high as:
15mg/dL
What is the ph of rabbit urine?
7.5-9
Why does rabbit urine appear cloudy?
High quantities of triple phosphate and Ca carbonate crystals
What is the ideal temperature for rabbits?
55-72
Commercial rabbit food should have how much fiber?
15% protein and at least 18% fiber
High fiber in rabbits helps reduce:
Trichobezoars and obesity
Too many supplements in rabbits can cause what?
Diarrhea
How should a rabbit be restrained?
Scruff while supporting the hind legs, or a football hold
How can you hypnotize a rabbit?
Put in dorsal in a v trough and repeatedly gently stroke the abdomen
What are the 2 sites for large amount of blood collection in rabbits?
Auricular artery and jugular vein
How much blood can you get from a rabbit?
40-80 ml
What is the max you can put in a rabbit muscle?
1.5 ml
How long should food be withheld from rabbits before sx to get an accurate body weight?
2-6 hours
Because the enzyme atropine esterase is present in many rabbits, what other anticholinergic should be used?
Glycopyrrolate
How is depth of anesthesia in rabbits best determined?
Breathing rate and degree of jaw tone
What are the 2 most common pain meds postop for rabbits?
Butorphenol and buprenorphine
What is the most common disease of rabbits?
Pasteurellosis, commonly called snuffles
Cilia Associated Respiratory (CAR) in rabbits is caused by what bacteria?
Helicobacter spp
What are the 4 common enteric diseases of rabbits?
Coccidiosis, Enterotoxemia, Tyzzer’s disease, Salmonellosis
What bacteria causes enterotoxemia in rabbits?
Clostridia spp
Necrobacillosis or Schmorl’s disease is caused by what bacteria?
F. necrophorum
Pseudotuberculosis is caused by what bacteria?
Y. pseudotuberculosis
Venereal spriochetosis – rabbit syphilis, is caused by what? How is it transmitted?
Spirochetes, transmitted by direct contact
Treponematosis, aka vent disease or spirochetosis in rabbits is caused by what? How is it transmitted and treated?
spirochete Treponema cuniculi
Transmitted venereally and transplacentally
Treated with penicillin, high fiber diet and anti-diarrheal meds
The myxomavirus’s natural host is what, and how is it transmitted?
Cottontails
Transmitted by mosquitoes
Myxomavirus is a poxvirus that causes:
Myxomatosis
Papillomatosis (oral and cutaneous) is caused by what?
Papovirus
Rotavirus in rabbits causes what?
Enteritis
Coronavirus causes what in rabbits?
Cardiomyopathy
What mange mites can infect rabbits?
Notoedres cati and Sarcoptes scabiei
What external parasites can rabbits get?
Ear mites, fur mites, mange mites, fleas, cuterebra
Are pinworms pathogenic to rabbits?
No
What tapeworm infects rabbits?
Cittotaenia ctenoides
The Protozoa – Encephalitozoon cuniculi can cause what in rabbits?
Brain lesions
What are the 2 forms of coccidiosis in rabbits?
Intestinal (Eimeria MPMI) and hepatic (Eimeria S.)
What are common neoplasias of rabbits?
Uterine adenocarcinoma, lymphosarcoma, bile duct adenomas, prolactin secreting pituitary adenomas, embryonal nephromas
Buphthalmia and glaucoma is common in which rabbit breed?
NZW
Vitamin E deficiency can cause what in rabbits?
Muscle atrophy
Splay leg in rabbits is caused by what?
Inherited recessive trait
What are signs of lack of enrichment in rabbits?
Head swaying/weaving, head pressing, obsession with pawing/digging at cage floor or food bowl, circling, sitting with head lowered, excessive fur plucking, bar chewing and drinking.
What is the diastema?
Space between incisors and premolars, devoid of canine teeth
What can cause arteriosclerosis in rabbits?
Calcium imbalance or Vitamin D excess
Why shouldn’t rabbits be fed large amounts of alfalfa hay?
Alfalfa hay has higher calcium and can increase urinary calcium that can cause urolithiasis and excessive urinary sludge.
What is the best housing for rabbits?
Half wire half solid floor.
How can a rabbit owner increased the nutritional content of the diet?
Feed a variety of hay types, mostly timothy hay
What can feeding fresh greens and fruits to rabbits cause? What can rabbits graze on?
Starch overload, cecal pH extremes, enteric diseases
Can graze on clover or dandelion
What happens if rabbit kits are fed milk that’s not from a rabbit?
They fail to form an antimicrobial fatty acid called milk oil that helps develop colostral antibodies within the intestines.
What antibiotics can cause clostridium/bacterial enterotoxemia in rabbits?
Gram +, beta lactam, lincosamides, clindamycin, lincomycin, erythromycin. NO ORAL PENICILLIN. AKA PLACE
What is a safer way to give antibiotics to rabbits?
Injection
What are signs of enterotoxemia?
Anorexia, diarrhea, wasting
What can cause ileus in rabbits?
Environmental changes, stress, malocclusion, excessive high-energy low fiber diet, trichobezoar.
What is treatment for ileus?
Rehydrating stomach, maintain hydration, stimulate motility, assisted feeding, commercial critical care diet for herbivores, abdominal massage, appetite stimulants. Syringe feed to avoid clogging of feeding tubes.
What pain med can cause ileus in rabbits?
Buprenorphine
What 2 drugs can help with GI motility in rabbits?
Cisapride, ranitidine and metoclopramide
Trichobezoars are not always:
Pathogenic, can be an incidental finding
Ear mites infections or ear cankers are called:
Otoacariasis
Moist dermatits, slobbers or blue fur disease is caused by what? What causes the blue fur?
Malocclusion or continual moistening of the fur by drinking from a water bowl, urine/diarrhea scald.
Pseudomonas bacteria causes the blue fur.
Necrobacillosis aka Schmorl’s disease, is what?
Syndrome commonly refering to dermatitis of the face and neck area caused by excessive salivation due to dental disease.
What are zoonotic diseases/parasites of rabbits?
Ringworm, fur mite, burrowing sarcoptic mite (walking dandruff), leptospirosis, tularemia, salmonellosis, rabies
What is the most common anesthetic used in rabbits?
Ketamine and Xylazine/Dexmedetomidine (latter maintains cardio parameters better than xylazine)
If you put an ecollar on a rabbit, that prevents them from getting what important nutrient?
B vitamins from cecotrophs
What is the best analgesia for rabbits?
Combo of NSAIDS and opioids
Rabbits slow to recover from anesthesia should be turned every:
30-60 minutes to prevent hypostatic lung congestion, and should be given warmed fluids
Tularemia bacterium is carried by what?
Ticks and fleas
How do rabbits die from ileus?
Water is absorbed into the colon and causes dehydration, gas builds up from the fermentation causing pain, reduced energy from lack of food absorption leads to hepatic lipidosis.
What does the stool from rabbits with ileus look like? How will the stomach feel?
Small, dark irregular pellets.
Stomach will feel doughy, firm and maybe bloated
Why should lawn clippings be avoided?
They ferment rapidly and can cause bloat and ileus
How many injections can rabbits tolerate of Penicillin?
Once a week
When is the best time to check for pinworms?
At night
How many times a day do rabbit kits nurse?
Once
Female rabbits have what kind of uterus?
Duplex
What is the most common tumor of the reproductive tract of the female rabbit?
Adenocarcinoma
Rabbit syphilis is caused by what?
Treponema spp
The rabbit tricuspid valve has how many leaflets?
2, it’s bicuspid
Where is the majority of lymph tissue in the rabbit?
GIT
Rabbit neutrophils can be confused with what?
Eosinophils
What is the large centrally located ear vessel in the rabbit?
Auricular artery
Pododermatitis is caused by what in rabbits?
Highly alkaline urine