Understanding the Cell Membrane (Part 1)

1. How many cells are in the body?

2. What is the initial point of entry into the body?

3. Where is the first damage done to our bodies if we choose to do harmful things, such as smoking?

4. What kind of tool is used to see the cell membrane?

5. What kind of molecules make up the cell membrane?

6. What part of the membrane is hydrophilic?

7. What does hydrophilic mean?

8. What part of the cell membrane is hydrophobic?

9. Lipids are soluble in what substance?

10. Name three molecules soluble in lipids.

11. What part of the membrane is similar to icebergs floating in a sea?

12. What kind of materials enter through protein pores?

13. What other functions do proteins serve?

14. What is the function of the cell membrane?

15. What are the two kinds of cellular transport?

16. What is significant about active transport?

17. What kind of energy is needed for passive transport?

18. When particles of material are in higher concentration in one area and in lower concentration in another area, what is it called?

19. What is diffusion?

20. When does diffusion stop?

21. How are smoking and diffusion related?

22. What is the difference between osmosis and diffusion?

23. What force causes the egg (or cell) to burst?

24. What is used to help molecules move into the cell during facilitated diffusion?

25. What role does insulin play in glucose transport?

26. What happens if insulin is not present?

 

Understanding the Cell Membrane (Part 2)

1. What is the significant difference between active and passive transport?

2. In active transport, from where is the energy supplied?

3. Why is active transport used in a cell?

4. What factors influence the cell's transport process of molecules into the cell?

5. What kind of transport involves hooking ATP to a transport protein?

6. What does the transport protein do to ATP?

7. What is an example of primary transport?

8. What happens to the exterior of the cell membrane because of the sodium potassium pump?

9. Where does the sodium potassium pump function?

10. What kind of transport is used when the potential energy created by primary active transport is used to energize another protein pump?

11. What is the process called when a charged ion and another particle move through a transport pump in the same direction?

12. Give an example of cotransport.

13. What is the process called when a charged ion and another particle move through transport pumps in opposite directions?

14. Give an example of countertransport.

15. What is cell eating?

16. What is cell drinking?

17. Give an example of cell that carries out phagocytosis.

18. What does receptor mediated endocytosis require?

19. What advantage does receptor mediated endocytosis have?

20. When cells get rid of waste products, what is the process called?

21. Give an example of waste products made by the cell.

22. When cells push out useful products, what is it called?

23. Give an example of useful products made by the cell.

 

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