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VT 2100 Guinea Pigs
Anatomic features, Care, Housing, Reproduction, Diseases
| Question | Answer |
|---|---|
| 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 |