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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
ALAT Final Exam/2025 LATEST UPDATE Practice Questions and
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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
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. ✔✔Longer The average gestation length in sheep and goats is months. ✔✔Five Animals who chew their cud are also know as. ✔✔Ruminants The requires that dogs be given the opppprtunity for additional exercise outside of their normal cages or runs. ✔✔Aniaml Welfare Act What structure is used to determine the sex of bullfrogs? ✔✔external tympanic membrane In birds, the reproductive, digestive, and urinary tract all terminate in a common opening known as the. ✔✔Cloaca The normal gestation length for the ginuea pig is ___ days. ✔✔ 60 - 65 Which of the following is not an Old World monkey?
Cynomolgus-marmoset-rhesus-baboon ✔✔Marmoset What anatomic feature is normally seen in New World monkeys? ✔✔nostrils open to the front or sides A viral disease carried by macaques that can be fetal to humans is. ✔✔herpes B The most commonly used drug for nonhuman primate restraint is. ✔✔ketamine T/F Squirrel monkeys develop sex skin. ✔✔False Whichi nonhuman primate commonly gives birth to twins? ✔✔Marmosets Facilities housing nonhuman primates should perform TB testing a minimum of times per year. ✔✔Two When TB testing nonhuman primate, the route of administration of tuberculin into the eyelid is
. ✔✔Intradermal Guinea pig offspring are born precocious, the term means. ✔✔fully furred, eyes open, able to run and eat solid food at birth
Sheep hooves should be trimmed about every months. ✔✔Three 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
Snakes are. ✔✔carnivores The term hepato refers to the. ✔✔Liver The standard symbol for the element calcium is. ✔✔Ca Which of the following is the correct formula for the conversion of the Fahrenheit degrees to celsius degrees? ✔✔C=5/9 (F-32) Cagewash temperatures should be 180 degrees F, what is the temperature on the Celsius scale? ✔✔C = 0.55555555(180-32) C = 0.55555555(148) C = 82. The anatomic term ventral means towards the. ✔✔Abdomen The anatomic term medial means towards the. ✔✔middle of body The lungs in mammals lie in the cavity. ✔✔Thoracic A male rabbit is called a. ✔✔Buck
The kidneys are part of which body system? ✔✔Urinary The chinchilla belongs to the same family as the. ✔✔Guinea pig The function of the lungs is to. ✔✔Deliver oxygen to the blood The function of the arteries is to. ✔✔carry blood from the heart How many compartments are in a ruminant stomach? ✔✔Four The largest vein in the body is the. ✔✔Vena cava In the gonads, sex cells divide and the daughter cells contain only half the number of chromosomes as the paretn cells, this division is called. ✔✔meiosis A gene is. ✔✔the part of the chromosome responsible for expressing a trait The shelf life of a bag of standard laboratory swine chow is days after the date. ✔✔180; milling
A fomite is. ✔✔a nonliving object that can carry disease organisms A drug that relieves pain is called an. ✔✔Analgesic What governement agency is in charge of preparing standards and enforcing the Animal Welfare Act? ✔✔USDA What is the name of the voluntary accreditation organization that inspects and accredits animal care programs. ✔✔AAALAC, international 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
