Dometic Pet Dogs

Question 1

Parturition process

Answer 1

Whelping

Question 2

How long ago were dogs domesticated?

Answer 2

10,000-12,000 years ago

Question 3

Dog ancestor

Answer 3

Wolf
(Arabian, Chinese, Indian, and European)

Question 4

Human intervention dog breeding

Answer 4

Specialization
Limit or intentionally breed
Trait standardization
Genetic firewall - minimize traits from wild genes

Question 5

Who domesticated the Russian Domestic Fox?

Answer 5

Dmitri Belyaev

Question 6

Russian Silver fox selection

Answer 6

Selected quiet ones for temperament
Reverse flight zone (tameness)

Question 7

Wild vs. Piebald

Answer 7

PET VET Coat
Play
Ears
Teeth
Vocalization
Estrous
Tail
Coat

Question 8

Which dogs have smaller brain capacity and which have larger?

Answer 8

Working dogs with jobs have larger brain capacity
Dogs without jobs have smaller brain capacity

Question 9

1 wolf tunred into how many breeds?

Answer 9

18

Question 10

Chromosomes

Answer 10

Code for gene

Question 11

Genes

Answer 11

Specific sequence codes for cell activity or product production

Question 12

4 nucleic acids bases

Answer 12

Adenine
Thymine
Guanine
Cytosine

Question 13

What process is used to separate DNA fragments by size?

Answer 13

Gel electrophoresis

Question 14

Genetic timing

Answer 14

Some genes activated:
Sooner
For longer
Never

Question 15

How many dogs breeds?

Answer 15

300-500

Question 16

Dog eye anatomy

Answer 16

Horizontal slit with more rods and cones than humans (better low light and color vision)
Tapetum

Question 17

Dog visual acuity

Answer 17

1-2 diopters

Question 18

Nearsighted

Answer 18

Myopic

Question 19

Neutral sight

Answer 19

Emmetropic

Question 20

Farsighted

Answer 20

Hypertrophic

Question 21

Frequency

Answer 21

Pitch
Measured in hertz

Question 22

Amplitude

Answer 22

Volume
Measured in decibles

Question 23

Dog pitch hearing range

Answer 23

65-65,000 hertz

Question 24

Olfactory anatomy

Answer 24

Olfactory bulb 6g
Nasal Passages 390 cm
Turbinate bones provide more surface area for olfactory nerves

Question 25

Are most dogs myopic or hypertropic

Answer 25

Most dogs- myopic Sight hounds- hypertropic

Question 26

Taste

Answer 26

Sensory nerves respond to specific compounds

Question 27

Most to least taste sensory nerves

Answer 27

Herbivores Omnivores Carnivores

Question 28

Sweet

Answer 28

Simple Carbohydrates Furaneol

Question 29

Dog smell is used for?

Answer 29

Tracking Trailing Detection

Question 30

Salty

Answer 30

Minerals More fruit/ vegetable in diet = more salt receptors MSG added to veggie dog foods

Question 31

Bitter

Answer 31

Safety danger warning. Do not eat Dogs and cats have more bitter sensitivity than humans Saccharine

Question 32

Umami

Answer 32

Animal protein/fat Dogs have highly tuned receptors

Question 33

3 tactile receptors

Answer 33

Pressure Temperature Pain

Question 34

Pressure receptors

Answer 34

40% on face- vibrissae (whiskers) Neuro-reflex response

Question 35

Temperature receptors

Answer 35

Primarily cold receptors Cooling system Sweat glands Neuro-reflex response

Question 36

Pain receptors

Answer 36

Noci receptors Free ending nerves in skin surface

Question 37

Dog reproduction evolution

Answer 37

Monoestrous to diestrous 4-8 month intervals (spring/fall)

Question 38

Gene linkage

Answer 38

Genes for different traits expressed together Not cause and effect Ex. Coat/eye color and hearing 

Question 39

Genetic disorders

Answer 39

Propagate detrimental and lethal conditions Humans don’t breed against genetic problems