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The Cell Membrane Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which of the following statements accurately describes exocytosis?

Question 2 2. Which of the following are examples of secretory products?

Question 3 3. A slow, steady, constant release of ACTH is an example of what type of exocytosis?

Question 4 4. Why is exocytosis important in neuronal pathways that travel from your brain to your big toe?

Question 5 5. In _____ exocytosis, protein secretion at the plasma membrane happens only when needed.

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Question 6 6. The inside of a cell contains more solutes than the outside of the cell. Which describes the inside of the cell and the direction of water?

Question 7 7. Diffusion of small, non-polar molecules across the cell membrane along a concentration gradient is...

Question 8 8. What type of transport uses membrane proteins to passively move solutes?

Question 9 9. Which types of molecules will easily pass through the fatty acid chains of the bilayer?

Question 10 10. Which type of integral membrane protein helps molecules move across the cell membrane by binding and releasing them?

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Question 11 11. Which of the following occurs passively, meaning it does NOT require energy from the cell?

Question 12 12. Which term, translated from Greek, means 'the process of cell drinking'?

Question 13 13. Which process is the primary way that our cells process LDL cholesterol?

Question 14 14. Which process does NOT involve the use of vesicles and lysosomes to encapsulate the target molecules and digest them?

Question 15 15. Which process is NOT conducted by all cells?

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Question 16 16. The plasma membrane is:

Question 17 17. The _____ of a phospholipid is hydrophobic.

Question 18 18. Molecules are transported in and out of a cell through

Question 19 19. Hydrophilic means water _____.

Question 20 20. The plasma membrane is composed of a _____ bilayer.

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Question 21 21. A sodium potassium pump is a type of...

Question 22 22. Chemical energy is required for active transport to establish a specific concentration gradient. In a sodium potassium-pump, chemical energy specifically serves to help the pump

Question 23 23. Why does active transport require energy?

Question 24 24. This type of integral membrane protein moves two substances in the same direction

Question 25 25. Active transport involves

The Cell Membrane Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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