List the organs food passes through from ingestion to elimination. (5 marks) Explain the difference between mechanical and chemical digestion. Give one example of each. (4 marks)

here are the answers to the questions: Multiple Choice Questions: 12. Which chamber pumps oxygen-rich blood to the body? d) Left ventricle 13. Blood pressure is highest in: c) Arteries 14. White blood cells are responsible for: c) Fighting infection 15. Platelets are important for: c) Blood clotting 16. Which body system provides support and protection? b) Skeletal 17. Which system controls and coordinates body activities? b) Nervous 18. Hormones are produced by the: b) Endocrine system 19. Which system helps defend the body against disease? c) Immune 20. Which system works closely with the skeletal system to produce movement? c) Muscular PART B Thinking: SHORT ANSWER 21. List the organs food passes through from ingestion to elimination. Food passes through the mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, and anus*. 22. Explain the difference between mechanical and chemical digestion. Give one example of each. Mechanical digestion is the physical breakdown of food into smaller pieces without changing its chemical composition. An example is chewing food in the mouth*. Chemical digestion is the breakdown of complex food molecules into simpler nutrients using enzymes. An example is the digestion of proteins in the stomach by pepsin*. Almost done! Send me the next one 📸