Exam 2

Question 1

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?

Answer 1

hibernation tissue

Question 2

Which vessel can be used for blood collection in a rat that does not require anesthesia for the procedure?

Answer 2

lateral tail vein

Question 3

The taxonomic name for the most common rat used in biomedical research is:

Answer 3

Rattus sp.

Question 4

If a rat has a wound, which of the following is NOT recommended for treatment?

Answer 4

bandage the wound

Question 5

Animals that are the result of at least 20 generations of inbred mating are referred to as:

Answer 5

strain

Question 6

Which route of administration of medication can result in lameness or self-mutilation in rats and mice?

Answer 6

intramuscular

Question 7

Which of the following bedding materials for mice and rats may affect hepatic enzymes and could cause respiratory problems?

Answer 7

cedar shavings

Question 8

Which infectious bacterial disease commonly found in mice and rats has zoonotic potential?

Answer 8

leptospira

Question 9

The taxonomic name for the laboratory mouse is:

Answer 9

Mus musculus

Question 10

Which term means that rats’ and mice’s teeth will continuously grow throughout their life?

Answer 10

hypsodontic

Question 11

The scientific name for a hedgehog is

Answer 11

Atelerix albiventris

Question 12

A hedgehog performs which unique behavior by taking an item into its mouth, mixing it with saliva, then applying the mixture to its spines?

Answer 12

self-anointing

Question 13

Hedgehogs kept as pets in the United States rarely are infected with:

Answer 13

viral diseases

Question 14

The scientific name for sugar glider is:

Answer 14

Petaurus breviceps

Question 15

Sugar gliders are

Answer 15

omnivores

Question 16

The primary use for which animal in research is to study human leprosy?

Answer 16

armadillo

Question 17

Which species is the only marsupial native to North America and is used in comparative and development biology research?

Answer 17

opossum

Question 18

Chinchillas kept in very warm and humid environment can be prone to:

Answer 18

heat stroke

Question 19

Whether group or singly housed, which animal must be provided with a resting shelf above the floor of the cage?

Answer 19

cats

Question 20

Chinchillas fed a high calcium diet are prone to:

Answer 20

Urinary calculi

Question 21

Which disorder can be caused by feeding a tortoise a diet high in iceberg lettuce and cucumbers?

Answer 21

Hypovitaminosis A

Question 22

Chelonians use which structure to acquire and tear their food?

Answer 22

Tomia

Question 23

Which defense mechanism of reptiles involves distracting the pursuer with a contracting or wiggling object while the lizard makes its escape?

Answer 23

Tail autonomy

Question 24

A gecko is having difficulty shedding its skin. Which of these husbandry concerns could be the reason for the difficulty?

Answer 24

temperature and humidity levels

Question 25

Reptiles shed the outmost layer of skin on a regular basis. This process is referred to as:

Answer 25

Ecdysis

Question 26

The forked tongue of snakes and lizards assists in delivering scent particles to the vemeronasal organ called the:

Answer 26

Jacobson's organ

Question 27

Reptiles require ultraviolet light to produce:

Answer 27

Vitamin D

Question 28

The ventral part of a chelonian shell is called the:

Answer 28

plastron

Question 29

The vagal response in reptiles can be triggered by:

Answer 29

Gently applying digital pressure to both eyes

Question 30

Which is a unique feature of the reptilian heart?

Answer 30

It has 3 chambers

Question 31

Due to the renal portal system, which is the only location to give IM injections in reptiles?

Answer 31

front limbs

Question 32

The transmission of which disease to humans requires the excessive handling or eating of armadillo meat?

Answer 32

leprosy

Question 33

A Canadian goose presents for an unknown illness. Radiographs show signs of a shotgun pellet in the stomach. What is the most likely illness?

Answer 33

heavy metal toxicosis

Question 34

Opossums rarely carry zoonotic diseases. What trait can be attributed to this fact?

Answer 34

lower average body temperature

Question 35

Which disease was discovered in 1993 and is a deadly disease contracted from contact with the urine, feces, or saliva of infected rodents?

Answer 35

Hantavirus pulmonary syndrome

Question 36

Which personal protection item is mandatory to wear when working with wading birds such as egrets, cranes, or herons?

Answer 36

eye protection

Question 37

When restraining a prey bird, such as an owl, what body part must be controlled to prevent injury to the handler?

Answer 37

talons

Question 38

Which highly virulent disease for humans is often associated with wild rabbits and hares?

Answer 38

tularemia

Question 39

What is the number one way to prevent the spread of disease?

Answer 39

handwashing

Question 40

Which is a mosquito-borne viral infection from a virus in the Flaviviridae family that can be serious, life-altering, or even fatal to humans?

Answer 40

west nile virus

Question 41

The domestic rabbit was the first animal model for:

Answer 41

Atherosclerosis

Question 42

The act of parturition in rabbits is referred to as:

Answer 42

Kindling

Question 43

Cleaning rabbit cages often requires the use of an acidic cleaner:

Answer 43

To remove the deposits formed by highly crystalline urine

Question 44

Rabbits often communicate warnings of danger by:

Answer 44

thumping hindlimbs

Question 45

Which of the following can be the greatest risk of happening if a rabbit's hind legs are not supported when handling the animal?

Answer 45

spinal cord injury

Question 46

The most common breed of rabbits used in biomedical research is the:

Answer 46

New Zealand White

Question 47

The genus name for the rabbit used in biomedical research is

Answer 47

Oryctolagus

Question 48

The addition of a proteolytic enzyme, such as pineapple or papaya juice aids in preventing:

Answer 48

hairballs

Question 49

The fusus coli plays a role in the production of which product that is composed of water, nitrogen, electrolytes, and vitamins? Rabbits normally digest the product directly from the anus.

Answer 49

cecotroph

Question 50

Which preanesthetic agent is often ineffective in rabbits?

Answer 50

Atropine

Question 51

Rodent temperature

Answer 51

18-26 C | 64-79 F

Question 52

rodent | relative humidity

Answer 52

40-60%

Question 53

rabbit temperature

Answer 53

16-22 C | 61-72 F

Question 54

rabbit | relative humidity

Answer 54

30-70%

Question 55

Mouse life span

Answer 55

1-3 years

Question 56

mouse gestation

Answer 56

19-21 days

Question 57

mouse litter size

Answer 57

4-12

Question 58

mouse weaning age

Answer 58

21 days

Question 59

mouse estrus cycle

Answer 59

4-5 days

Question 60

rat life span

Answer 60

2-3.5 years

Question 61

rat gestation

Answer 61

21-23 days

Question 62

rat litter size

Answer 62

6-12

Question 63

rat weaning age

Answer 63

21 days

Question 64

rat estrus cycle

Answer 64

4-5 days

Question 65

rabbit life span

Answer 65

8-12 years

Question 66

rabbit gestation

Answer 66

30-33 days

Question 67

rabbit litter size

Answer 67

4-12

Question 68

rabbit weaning age

Answer 68

5-8 weeks

Question 69

rabbit estrus cycle

Answer 69

induced ovulator