Topic 15: Digestive System - Overview Flashcards
1
Q
The digestive system includes what two divisions?
A
- GI tract
- Accessory organs
2
Q
from where does the GI tract start and end?
A
tube from mouth to anus
3
Q
Name the accessory organs (4)
A
- teeth, tongue, salivary glands
- pancreas
- liver
- gall bladder
4
Q
Must know where the organs are in fig 1.13
A
5
Q
What is ingestion?
A
food into oral cavity
6
Q
What is digestion?
A
- large molecules broken down into smaller molecules
7
Q
What are two types of digestion?
A
- mechanical and chemical
8
Q
What is mechanical digestion?
A
- physical breakdown and motility
ex. chewing
9
Q
What is chemical digestion?
A
- enzymes and acid secretions
10
Q
What is absorption?
A
- end products of digestion enter blood or lymph
11
Q
What is defacation?
A
- elimination of undigested material
