Card Set Information
Exotic Animals One
What are the different types of rats?
Long-Evans (hooded rat) - most common pets
Rats are the _____ most used research animal.
Are rats just a large mouse?
What kind of research are rats typically used for?
Do rats fight when they are together?
Do rats have a gall bladder?
What happens to albino rats as they age and why?
they turn yellow due to sebaceous glands
What happens to incisors as rats age?
What is the average life span of a rat?
about 3 years
How are rats like horses?
they are hind gut fermenters
How can we tell the difference between males and females in rats?
males anogenital distance is longer
may also see testicles in males when they are older
When do rats reach puberty?
6 - 8 weeks
Where is the Gambian rat from and what is the problem with this rat?
it is from Africa
involved in the spread of monkey pox...transmitted monkey box to prairie dogs
At what age do we start breeding rats?
3 months old
Are rats continuously polyestrus?
Do rats experience postpartum estrus?
How long is gestation in rats?
How many are in a litter of rats?
6 - 12
When do rats open their eyes after being born?
7 - 14 days
When are rats weaned?
What do we do if a rat is experiencing dystocia?
lubricate a dosing needle and stick it in the vulva...the lubricant will get on the baby that is stuck and help make it slippery to slide out
if this doesn't work then a C-section will have to be performed
How do we restrain rats?
grab over neck and shoulders
thumb and forefinger on both sides of mandible
hold tail and hind legs with other hand
mesh gloves are used in labs
Should we scruff rats?
Can we put an E-collar on a rat?
Where are the different places to collect blood in a rat?
lateral tail vein
ventral tail artery
orbital sinus (anesthetize)
vena cava (anesthetize)
Which is the most common place to collect blood from a rat?
lateral tail vein
What do we use to collect blood in rats?
heparinized syringe or capillary tubes
What are different routes of medicating rats?
How do we medicate a rat IP?
right caudal quadrant
needle at 20 degree angle to skin
Are respiratory diseases common in rats?
What are some different causes of respiratory diseases in rats?
When do we see acute pneumonia in rats and what causes it?
in young rats
due to strep
What are the clinical signs of acute pneumonia in rats?
may see purulent exudate
may see sudden death
What are the common cause of chronic respiratory disease in rats?
What are the clinical signs of a chronic respiratory disease in a rat?
In addition to respiratory diseases, what are some other common diseases in rats?
ulcerative dermatitis - scratching/staph infection
chronic nephrosis - older rats
What is Sialodacryoadenitis?
contagious viral disease in rats
What are the clinical signs of sialodacryoadenitis?
swelling of cervical region
increased size of salivary gland and nodes
Is there a treatment for sialodacryoadenitis? How long does it take for rats to recover?
10 - 30 days
What is Chromodacryorrhea?
secretions from harderian gland
see dried blood at nares
What happens to chromodacryorrhea under a wood's lamp?
What causes chromodacryorrhea?
acute onset of stress
When do we see ring tail in rats?
in weaning rats
What causes ring tail in rats?
humidity below 50%
How do we treat wounds/abscesses in rats?
lance, drain, flush
Do rats make good pets?