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VT 2100 Guinea Pigs

Anatomic features, Care, Housing, Reproduction, Diseases

QuestionAnswer
Scientific name Cavia porcellus
are native to.... South America
forelimbs have ___ digits 4
hindlimbs have ___ digits 3
Life Span 5-6 years
Male Weight 900-1200g
Female weight 700-900g
Males Sexually mature in... 3 months
Females Sexually mature in 2 months
Length of Estrous 15-17 day
Gestation 59-72 days 68 Day Average
Litter size 2-4 pups
Males are called Boars
Females are called Sows
Kurloff cells are considered Leukocytes contain intracytoplasmic inclusions
Kurloff cells contain Kurloff bodies
Kurloff bodies are intracytoplasmic inclusions
Purpose of Kurloff bodies protecting fetal antigen
Higher numbers of Kurloffs are found in Female
What causes an increase in Kulroff cells? Pregnacy and Estrus
Skulls have a Large ______ ____ infraorbital Foramen
The Thymus is located... SubQ on sides of trachea
Can make ___# of vocalizations 11
Premolars are unlike rodents because they are in each quadrant of the oral cavity
Define Diastema Gap between premolars and molars
Define palatal ostium hole in soft palate
Palatal ostium opens up to the oropharynx and pharynx
Intubation is difficult because of the palatal ostium
Right Lung has __# of lobes 4
Left lung has __# lobes 3
Stomach has no _______ non-glandular portion
The cecum is found in the Left portion of the abdominal cavity
Liver has __# lobes 6
Sebaceous glands purpose scent marking
Sebaceous glands are found dorsum around anus
Urine is ____, _____, & ______ Alkaline Crystalline Creamy white/yellow
Females have a ____ uterus biocrnate
How many Nipples? 1 pair
Males have how many nipples? 1 pair No mammary gland tissue
The vesicular extends about __cm into the abdominal cavity 10
Testes are located in the ____ inguinal canals
Guinea Pigs are modles for Audiology nutritional studies Immunological studies Horomones in Pregnace Dermal studies
Good for audiology because large tympanic bulla good visualization of inner ear
Good for nutritional studies because Vit C need mimics primates
Good for Immunological studies because Exhibit unique antigen responces
good for hormonal pregnancy studies because can have preparturital ovarioectomy
Females have a ___ shaped genitalia Tissue Y
the Anogenital distance is GREATER in... Females
During estrus females will exhibit_____ lordosis
Define Lordosis exhibited in estrus flagging & arched back
Sows must be bread in ____ months 6
Not breeding in appropriate time causes pelvic symphysis fusion
Define Dystocia Difficult birthing
Dystocia caused by pelvic symphysis fusion
Large litters have ___ gestation shorter
Smaller Litters have ___ gestation Longer
Mting confirmed by copulatory plug
Separation of the fused pelvic bone occurs in.... 2 days prior to partutition
Separation of the pelvis can be confirmed with x rays
Pups should stay with mom for __ days 5
Sows stimulate pups for 1 week
define micturition urination
Sows lactate for 3 weeks
Pups Weaned in 3 weeks
Breeding programs are intensive/polygamous
English breeds hair type short & smooth
Peruvian hair type Long & fine
Abyssinian hair type Short, Coarse, & whorled
Immobile for ___ when frightened 20mins
cage sides atleast ___ in heighth 10cm
TNZ 65-79 F
Cannot tolerate temps > __ F 90
Humidity 40-60%
Diet must contain vitamin C
Deficiency in Vitamin C causes Scurvy
Vitamin C is destroyed by Heat UV
Vitamin C expires in 90 days from milling date
Max ml for SQ injection 5-10ml
Max volume for IP injections 8ml
Needle size for IP injection 23g
no more than ___ml for IM injections .5ml
IM injection site gluteals quads
Intradermal needle size 22-24g
IV injection site Not ushually preformed lateral metatarsal cephalic saphenous marginal ear vien
When dosing with syring place tip into the _____ diastema of oral cavity
Fast for ___ hours before anesthesia 3
Fasting empty the _____ cecum
Site for Small amounts of blood Toenail
Site for small volume of blood lateral saphenous Cephalic
site for large volume of blood jugular crainal vena cava
Max amount of blood draw 8ml
Dose blood collection require sedation? Yes
Most common bacterial disease Pneumonia
Predisposing factor to Pneumonia Stress
Dyspnea Oculonasal discharge anorexia Head tilt Pneumonia
AkA Lumps Cervial Lymphadentis
Caustive agent of Cervical Lymphadenitis Streptococcus zooepidemicus -or- Streptobacillus moniliformis
Normally found in conjunctiva and nasal cavities
Cause of Cervical Lymphadenitis injury in mouth bacteria travels to cervical lymph nodes
Cervical Lymphadenitis also causes Pleurtis Myocarditis otits
Signs of mastitis inflamed Large mammary glands blood tinged milk
Conjunctivits is transmited by direct contact aerolsolization
ocular discharge photophobia red conjunctiva Conjunctivits
Latent viral infection found in 70-80% of pigs Cytomagalovirus
Cytomagalovirus transmitted by transplacentaly saliva urine
Swollen Salivary glands
Caustive Agent of Cavian Leukemia Coronavirus
Cavain Leukemia transmitted by transplacental
rought coat lymphadenopathy hepatomegaly splenomagaly
Cavain Leukemia fatal within 5 weeks of signs
Caustive agent for ringworm Trichophyton -or- Microsporum sp.
Protozoal parasites Cryptosporidium wrairi -or- Eimeria caviea
most implicated in clinical infections Cryptosporidium wraini
Weak weight loss diarrhea protozoal parasite
Signs of mastitis inflamed Large mammary glands blood tinged milk
Conjunctivits is transmited by direct contact aerolsolization
ocular discharge photophobia red conjunctiva Conjunctivits
Latent viral infection found in 70-80% of pigs Cytomagalovirus
Cytomagalovirus transmitted by transplacentaly saliva urine
Swollen Salivary glands
Caustive Agent of Cavian Leukemia Coronavirus
Cavain Leukemia transmitted by transplacental
rought coat lymphadenopathy hepatomegaly splenomagaly
Cavain Leukemia fatal within 5 weeks of signs
Caustive agent for ringworm Trichophyton -or- Microsporum sp.
Protozoal parasites Cryptosporidium wrairi -or- Eimeria caviea
most implicated in clinical infections Cryptosporidium wraini
Weak weight loss diarrhea protozoal parasite
Protozoa transmitted by contaminated food and water
Non burrowing mite Chirodiscoides caviae
Burrowing Mite Trixacarus caviae
Sarcoptic mange cause by Trixacarus caviae
Mites transmitted by direct contact bedding
Mites Treatment Pyrethrin Powder
3/4 of sows develop bilateral ovarian cysts
Alopecia is common in bilateral ovarian cysts Late gestation lactation juveniles when weaning
Age Susceptible to urolithiasis and cystitis + 3 years
Bumblefoot AKA Pododermatitis
Hyperkeratosis of foot pad Ulcerations of feet Pododermatitis "Bumblefoot"
Causative agent of pododermatitis Staphylococcus aureus
Swollen joints & ribs gum bleeding reluctance to move Scurvy
Scurvy treatment Vitamin C therapy
cause of Metastatic mineralization decreased magnesium potassium
stiff joints unthrifiness metastatic mineralization
metastatic mineralization leads to calcium deposits
what predisposes pigs to Muscular dystrophy deficiency in Vitamin E or Selenium
Stiffness Lameness Reluctance to move muscular dystrophy
Malocculsion AkA Slobbers
Bad Antibiotics penicillins erythromycin lincomycin bacterin
Antibiotic Deadly to pigs Streptomycin
Antibiotic treatment give 1/2-1tsp yogurt
Cause of Vaginitis/prepucial Infection soiled bedding accumulations of sebaceous material
Hypersalivation weakness tachypnea heat stress
predisposing factor of pregnancy toxemia stress overweight fasting
Pregnancy toxemia ushually occurs when 1st or 2nd pregnancy
Cause of Pregnancy Toxemia Decreased bloodflow to uterus
Created by: LittleLette