Digestive System Flashcards
(14 cards)
1
Q
- Chemical digestion (salivary amylase breaks down starch)
- Mechanical digestion (chewing)
A
Mouth
2
Q
- Peristalsis moves food along
- Tube that connects the mouth to the stomach
A
Oesophagus
3
Q
- Pepsinogen is activated to pepsin to break down proteins
- Acidic environment (HCl) aids in protein digestion.
A
Stomach
4
Q
- Major site of nutrient absorption
A
Small Intestine
5
Q
Initial digestion
A
Duodenum
6
Q
Jejunum
A
Nutrient absorption
7
Q
Final absorption
A
Ileum
8
Q
- Produces bile for fat digestion
- Detoxifies blood
- Stores glycogen
A
Liver
9
Q
- Produces amylase, lipase and bicarbonate to neutralise stomach acid
A
Pancreas
10
Q
- Absorbs water and salts
- Forms faeces
A
Large Intestine
11
Q
- Breaks down starch into sugars
- Found in saliva and pancreatic juice.
A
Amylase
12
Q
Breaks down proteins in the stomach
A
Pepsin
13
Q
- Breaks down fats into fatty acids and glycerol
- Secreted by the pancreas.
A
Lipase
14
Q
- Breaks down proteins into smaller peptides
- Secreted by the pancreas into the small intestine.
A
Trypsin
