Lab Flashcards
1
Q
Dental formula rats
A
- 1/1 0/0 0/0 3/3
- no canines or pre-molars
- 16 teeth
- incisors are hypselodont
- molars are semihypselodont
2
Q
Teeth of rabbits
A
- 2/1 0/0 3/2 3/3
- 28 teeth
- 2 extra incisors in upper jaw -> LAGOMORPHA
3
Q
Cecum of lab animals. What’s on it for rabbit & guinea pig?
A
Cecum has 3 parts:
- basis
- corpus
- apex -> PROC. VERIFORMIS –> teniae & haustra
4
Q
skull of rats
A
- skull is long & narrow
- big bulla tympani
- massive incisive bone
5
Q
Which lab animal doesn’t have a gall bladder?
A
rats
6
Q
How many liver lobes do mice have?
A
6 lobes
7
Q
How many liver lobes do rabbits have?
A
6 lobes
8
Q
Describe lung lobes in mouse, rat & rabbit
A
- Mouse: R = 4 lobes, L = undivided
- Rat: R = 4 lobes, L = undivided
- Rabbit: R = 4 lobes, L = 2 lobes
