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Question 1: What are the six levels of organization of the body?
Answer: The six levels of organization of the body are atoms, molecules, macromolecules,
organelle, cell, tissue, organ, system of organs, and organism. ✔✔
Question 2: The necessary life function that protects our internal environment from our
external environment is provided by what system?
Answer: The Integumentary System protects our internal environment from the external
environment. ✔✔
Question 3: The function of movement is provided by what system?
Answer: The Muscular System is responsible for providing movement. ✔✔
Question 4: The function of responsiveness is provided by what system?
Answer: The Nervous System provides the function of responsiveness. ✔✔
Question 5: The function of digestion is provided by what system?
Answer: The Digestive System is responsible for digestion. ✔✔
Question 6: What is anabolism?
Answer: Anabolism turns complex structures into simpler ones. ✔✔
, Question 7: What is catabolism?
Answer: Catabolism breaks down large substances into smaller ones. ✔✔
Question 8: Excretion involves what systems?
Answer: Excretion involves the Urinary System and the Digestive System. ✔✔
Question 9: The reproductive system is controlled by what other system?
Answer: The Endocrine System controls the reproductive system. ✔✔
Question 10: Which tissue covers the body surface and lines the cavities of the body?
Answer: Epithelial Tissue covers the body surface and lines the body cavities. ✔✔
Question 11: Name the three steps in cellular respiration.
Answer: The three steps in cellular respiration are Glycolysis, Citric Acid Cycle, and Electron
Transport Chain. ✔✔
Question 12: What is the purpose of ATP?
Answer: ATP is an energy-rich molecule that powers cellular activities. ✔✔
Question 13: Epithelial cells perform what types of functions?
Answer: Epithelial cells protect, absorb, and secrete substances. ✔✔
Question 14: What are the four basic tissue types?
Answer: The four basic tissue types are Epithelial Tissue, Muscle Tissue, Connective Tissue,
and Nervous Tissue. ✔✔
Question 15: Review the figures in this lecture to recognize the major body systems.
Answer: Be sure to review the figures to recognize major body systems. ✔✔