1
Digestion b) Respiratory system: organs and
2
3
Let's remember
systems DIGESTIVE
4
5
6
The digestive system is
7
8
9
10
11
12
INTESTINE.
13
14
15
16
oxygen
17
18
19
20
21
22
carries out
circulation
23
ARTERIES
VEINS
24
25
26
27
28
29
30
UNIT 1 ASSESSMENTS
31