Dog and Cat Flashcards Preview

Animal Breeding Exam > Dog and Cat > Flashcards

Flashcards in Dog and Cat Deck (43)
1

When was the dog domesticated?

12 000 B.C. or earlier
1st animal to be domesticated
Hunting/guarding

2

Consequences of canine domestication

Biodiversity
Inbreeding
Temperament changes

3

The diversity of dogs
Size
Coat
Conformation
Instinct
Relationship with humans

1-100 kg
Colour and quality, long short curly wire smooth
Head shape, Ear shape, Tail
Less instinct, some barely have any
Can recognize feelings and facial expressions

4

What are some relatives of the domestic dog

Wolf
Coyote
Jackal

5

Interspecies hybrids

Same chromosome number = 78
Can occur in the wild
fertile offspring

6

Czechoslovakian wolfdog

Carpathian wolf x GSD
Backcrossing, mainly GSD but looks like a wolf

7

Saarloos wolfdog

Eurasian wolf x GSD
More wolf than other hybrids

8

Dingo x domestic dog

Very common
Not a real hybrid

9

What is a breed standard?

Idealized general description of the typical breed characteristics
Also includes typical faults
Height, weight, proportions, coat

10

Kennel clubs/Breeding associations

Decides the breed standard and judging rules

11

Performance testing

Sheepdogs, shepherds, gundogs

12

Dog breed surveillance

KC
AKC
FCI

13

Favorite sire syndrome
(Matadoravl)

Strains and populations based on show winner males
(GSD male father of 119 litters)

14

Breeding methods of dogs

Purebreeding
Grading up
Blood refreshment
Line breeding

15

Important rules of dogs mating

Phenotype resemblance
Avoid defects
Pos traits cannot correct neg traits
Fertile sire dog
Both prepotent

16

Methods of individual identification of dogs

Nose print
Blood group analysis
Phenotype analysis
DNA "fingerprint"
Polymorphic DNA sequences

17

Reproduction features of dogs
Cycle

Mono- or diestrus
ø true seasonality
long breeding cycle: 4-11 months
Long luteal phase - 60 days

18

Detecting heat of a dog

vaginal bleeding

19

Hormones of ovulation

Preov P4 secretion
Spont ovulation
Gradual P4 decline

20

Gestation period

60-65 days
Rapid embryonic and fetal development

21

What happens to the vaginal epithelium before heat

Extensive keratinization/cornification

22

How long is the lactation period of dogs:

50 days

23

Give the 9 most important canine genetic diseases

CLAD
SCID
Hemophilia A & B
von Willebrand disease
MHS
SMA
Epilepsy
Merle gene mutation
MDR1

24

Give the FCI classification of dog breeds

Pastoral
Pinchers, malossians, schnauzers
Terriers
Dachshunds
Spitz, primitive
Scenthounds
Pointers
Retrievers
Companions and toys
Sight hounds

25

Give the AKC classification of dog breeds

Herd
Work
Sport
Non-sport
Hound
Terrier
Toy
Misc

26

Give some abnormalities of certain dog breeds

Tail torsion
Chondrodysplasia
Alopecia
Brachycephaly
Proportional dwarfism
Polydactyly

27

When were cats domesticated?

3000-5000 B.C. in Egypt
From wild cat
Sacred, rodent control

28

Microevolutionary changes of cats

Smaller size
More litters
Companions

29

What happened after domestication

Low biodiversity
Hair colour and coat differences

30

What are some qualities of the cat

Scent territorial marking
Good maternal instinct
Good hunters
Clean and grooming

31

Interspecies hybrids of cats

Savannah cat
Bengal
2n = 38

32

Give common breeding methods of cats

Based on phenotype
Inbreeding
Common
Character fixation and prepotency

33

Short hair breeds

Manx, Sphinx, British shorthair, Russian blue

34

Long hair breeds

Maine coon, Norwegian forest cat
Ragdoll, Birma, Persian

35

When does a male/female cat reach puberty

queen: 9 months
tom: 12 months

36

Reprod traits of the cat

Synchronous polyestrus (photoperiodic deoendence)

37

Breeding season:

Jan-July

38

Ovarian cycle

Alternate between anovulatory (14) and ovulatory cycles (35)

39

What is induced ovulation?

Penile spines rake the female vagina and ovulation is induced

40

Cat gestation:

63 days

41

Cat lactation

50 days

42

Feline genetic diseases

SMA
Manx factor
PCRD
HCM

43

HCM

Hypertrophic cardiomyopathy
Myosin binding protein C
Dosis effect