Digestive physio and feeding characteristics of healthy dogs Flashcards
1
Q
Mouth (3)
A
- Have 42 teeth
- Are carnivores originally- there for do not chew like omnivores, they use teeth to cut meat
- No digestive enzymes in the saliva
2
Q
Stomach (3)
A
- Simple
- 60-70% of the GIT
- High HCl and pepsin- good protein digestion and low pH of 1.5-3.5
3
Q
Small intestine (4)
A
Short! only 5-6x the body length
pH of 6-7
Receives the stomach content: digests chyme and absorbs the nutrients
Villi
4
Q
Function of the villi (3)
A
- Incr the surface and abs area
- Tips produce disacchaidases and peptidases
- In youngL the brush border produces lactase
5
Q
Large intestine (4)
A
- Simple, short and smooth
- Absorption of water and electrolytes
- Some fermentation
- Waste storage
6
Q
What is the total transit time through the GIT
A
22 hrs
7
Q
Liver:
A
detoxification of vit A
8
Q
Kidney
A
Concentration
9
Q
Pancreas:
A
Proteases: trypsin and chymotrypsin
Lipase
10
Q
Bile
A
Conjugated bile acids: glycine and taurine
Emulsify fats
Activate lipase
11
Q
Unique concerns in dog nutrition (8)
A
- Are becoming omnivores through human domestication
- Large quantities once a day
- Can become obese
- The feed intake is regulated by volume not E
- Learn feeding habits slowly
- More likely to consume harmful things
- Low fiber intake
- Can convert beta carotene to vit A
12
Q
BW at birth
A
120-500g
13
Q
Faeces
A
once to 4 times a day
5 grade consistency scoring system
14
Q
grade 1
A
Hard dry and crumbly
Bullet like
15
Q
grade 1.5
A
hard and dry
