Exam 2 Flashcards
Rats have a large store of brown fat around the neck and scapulae that provides 10 times the energy of other types of fat. What is this tissue called?
hibernation tissue
Which vessel can be used for blood collection in a rat that does not require anesthesia for the procedure?
lateral tail vein
The taxonomic name for the most common rat used in biomedical research is:
Rattus sp.
If a rat has a wound, which of the following is NOT recommended for treatment?
bandage the wound
Animals that are the result of at least 20 generations of inbred mating are referred to as:
strain
Which route of administration of medication can result in lameness or self-mutilation in rats and mice?
intramuscular
Which of the following bedding materials for mice and rats may affect hepatic enzymes and could cause respiratory problems?
cedar shavings
Which infectious bacterial disease commonly found in mice and rats has zoonotic potential?
leptospira
The taxonomic name for the laboratory mouse is:
Mus musculus
Which term means that rats’ and mice’s teeth will continuously grow throughout their life?
hypsodontic
The scientific name for a hedgehog is
Atelerix albiventris
A hedgehog performs which unique behavior by taking an item into its mouth, mixing it with saliva, then applying the mixture to its spines?
self-anointing
Hedgehogs kept as pets in the United States rarely are infected with:
viral diseases
The scientific name for sugar glider is:
Petaurus breviceps
Sugar gliders are
omnivores
The primary use for which animal in research is to study human leprosy?
armadillo
Which species is the only marsupial native to North America and is used in comparative and development biology research?
opossum
Chinchillas kept in very warm and humid environment can be prone to:
heat stroke
Whether group or singly housed, which animal must be provided with a resting shelf above the floor of the cage?
cats
Chinchillas fed a high calcium diet are prone to:
Urinary calculi
Which disorder can be caused by feeding a tortoise a diet high in iceberg lettuce and cucumbers?
Hypovitaminosis A
Chelonians use which structure to acquire and tear their food?
Tomia
Which defense mechanism of reptiles involves distracting the pursuer with a contracting or wiggling object while the lizard makes its escape?
Tail autonomy
A gecko is having difficulty shedding its skin. Which of these husbandry concerns could be the reason for the difficulty?
temperature and humidity levels
Reptiles shed the outmost layer of skin on a regular basis. This process is referred to as:
Ecdysis
The forked tongue of snakes and lizards assists in delivering scent particles to the vemeronasal organ called the:
Jacobson’s organ
Reptiles require ultraviolet light to produce:
Vitamin D