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Detailed information about various laboratory animals, including their physical characteristics, behavior, and reproductive biology. It covers a wide range of species such as mice, rats, hamsters, guinea pigs, rabbits, ferrets, and non-human primates. The document also discusses their care, feeding, and identification methods, as well as common diseases and health issues.
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What is not a physical method of euthanasia? - Carbon Dioxide Mice exhibit postpartum estrus. They will normally come into estrus within ______ hours after giving birth. - 24 A male ferret is called a ____ and a female is called a _____. - Hob; jill Scientific technology has developed the technique for introducing genetic material from one animal into the fertilized egg of a different animal. When the offspring are born they are called ____. - Transgenics Eating feces is termed _____. - Coprophagy When an is mostly active at night they are said to be _____. - Nocturnal The common laboratory rat, Rattus norvegicus, was developed from the wild brown ______ rat. - Norway The reddish material found in the tears and saliva of rats is called _____. - Porphyrin The hooded rat is also known as a _______ rat. - Long-Evans The golden hamster is also known as the _____ hamster. - Syrian The most unusual feature of the hamster, which makes it a popular model for research is their ___. - Cheek pouch Hamsters urine is normally _____ in color. - Whitish If an animal is born blind and helpless, it is considered to be _______. - altricial The most common outbred guinea pig used in research is the ______. - Dunkin-Hartley The normal gestation period for the cat is ___ months(s). - Two A female guinea pig is called a _____. - Sow Guinea pigs cannot syuthesize vitamin ____. - C The unique reproductive trait among gerbils is that they _______. - Mate for life
An unusual behavior noticed in approximately 20% of gerbils is spontaneous _____. - Seizures Gerbils have relatively little odor compared to other rodents because ______. - they produce very small amounts of urine Paturation in rabbits is called ______. - kindling A female rabbit does not release eggs from her ovaries unit after mating has occurred, This process is called ______ ovulation. - Induced The normal gestation period for the dog is _____ month(s). - Two The primary reason a rabiit ingests night feces is to _____. - recover B vitamins, proteins and water The scientific term used to describe blood in the urine is ______. - hematuria The gestation period of the rabbit is approximately _____ days. - 30 Every six months, a female cat will have several periods of estrus which last 3-6 days. Reproductively she is said to be ______. - Seasonally polyestrous A cats _____ requirement is higher than that of other common laboratory animals. - Protein If a cat's hindquarters are elevated and her back is flattened, she is probably ______. - in estrus Neonatal animals require ______ exposure to CO2 to cause death compared to adult aniamls.
The gestation period in the mouse and rat is about ____ weeks. - three If two mouse strains are bred together to produce a mixture of genes of each strain, the resultant animals are called _____. - Hybrids The non-functional pendants of skin sometimes hanging from either side of the goats neck are called ___. - wattles The space between the anus and genital papilla of rodents used for sexing is called the ______. - anogenital distance Amphibian cages should be routinely rinsed a few hours after ____. - Feeding What is the best method to permanently identify a nonhuman primate? - Chest tattoo What are the two main types of nonhuman primates - Anthropoids and prosimians T/F Adding sodium thiosulfate to the water is a valid method for removing chlorine from the water. - True Nonhuman primates who originate in South and Central America are referred to as _____. - New World Monkeys A common condition in salamanders where they remain in their aquativ larval form with persistent gills throughout life is called _____. - Neoteny The common name for Xenopus laevis is ____. - African clawed frog T/F Prehensile tails are a characteristic for Old World monkeys - False T/F Ischial callosities is a characteristic for New World Monkeys - False Name three parts of the avian reproductive system - Cloaca, infundibulum, and magnum The average gestation period in nonhuman primates is _____ months. - 5 - 6 A special dietary compenent for birds that is composed of oyster shell and granite is called ___. - Grit The __- requires that monkeys housed in research facilities be provided with opportunities to simulate as closely as possible, its normal (wild) activites. - Animal welfare act The clinical term for insufficient oxygen is ____. - Hypoxia The term used to describe the study of birth defects is _____. - Teratology
The largest governement agency fostering biomedical research with direct financial support is the _____. - National Institutes of Health T/F Nude mice are a warm-blooded vertebrate that is regulated by the Animal Welfare Act.
A single notch in the bottom of the right ear and a single punch hole in the top of the left ear indicates what ID # in a mouse? - 16 If the genes for coat color in a sheep are different, the animal is said to be: - heterozygous for coat color In a rodent-breeding colony, which type of breeding scheme should be used to obtain minimal homozygosity in the shortest period of time? - outbreeding Clean rodent barrier rooms should be ventilated at which type of pressure towards the hallway? - Positive pressure The destruction of all organisms on an object is referred to as: - sterilization Commercially prepared rabbit diets have a high ___ content. - Fiber