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VT 2100 Hamsters
| Question | Answer |
|---|---|
| Scientific name | Mesocricetus auratus |
| most common hamster used | syrian -or- golden |
| Pet hamsters | grey european dwarf |
| Species variy based on | chromosome numbers physical characteristics |
| life span | 18-36months |
| male weight | 87-130g |
| female weight | 95-130g |
| Gestation | Shortest of all lab animals 15-18 days |
| Free from | spontaneous dz |
| only lab animal that | hibernates |
| Have no ____ teeth | deciduous |
| molars are | rooted |
| what resembles human molars | tooth crowns |
| cheek pouches extend to the | back to shoulder region |
| Cheek pouches are considered | immunologically privileged |
| Why are cheeks considered immunologically privlaged site? | no lymphoid tissue |
| Left lung has __# lobes | 1 |
| Right lung has __# lobes | 5 |
| Type of stomach | nonglandular |
| define nonglandular stomach | pregastric fermentation & grandular portion |
| Vascularity of brown fat is | 4-6x greater that white |
| Renal papilla extends into the | ureters |
| why is collection of urine simple | renal papilla extends into the ureters |
| what can be induced by diet modifications | Gallstones |
| Syrians are resistant to | radation |
| Males rounded butt is due to | fat pad along inguinal canal |
| Females butts appears to be | pointed |
| what are more prominet in males | flank glands |
| Puberty | 6-8 weeks |
| estrus cycle | 4 days |
| ovulation occurs within | 2 days of estrus |
| after ovulation female produces | vaginal discharge |
| Females ushually breed on | 3rd day of estus |