Nutrition

3. The wave of coordinated contraction and relaxion of smooth muscles in the gut
4. Type of heterotrophy. Feeds on dead or decaying matter
5. Type of autotrophy. Food is made via chemical reactions
8. Modified upper premolar and lower molar teeth that are sharp and scissor like. Used to tear flesh and bone
9. Makes their own organic food from simple inorganic raw materials
10. Consumes complex organic molecules
13. Type of tissue in the gut that contains two layers: circular and longitudinal
15. Getting rid of undigested food via faeces
18. Taking in food
19. Innermost layer of the gut and lines it. Secretes mucus and absorbs nutrients for food

1. Type of heterotrophy. Obtains nutrition from another living organism which becomes its host
2. Type of autotrophy. Makes own food via photosynthesis
6. Exclusively eat meat
7. Main constituent of cell wall material and is made of many glucose polymers
11. Animals that have very highly modified oesophagus, with 4 chambers
12. Type of heterotrophy. Form of nutrition adopted by most animals. They ingest then digest food and absorb molecules.
14. Exclusively eat plant matter
16. Connective tissue containing blood and nymph vessels to take away absorbed production of digestion
17. Outermost layer of the human gut