A&P Week 1 Quiz Questions.txt

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janelleortiz
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173718
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A&P Week 1 Quiz Questions.txt
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2012-09-26 20:05:12
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Week Quiz Questions
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A&P Week 1 Quiz Questions
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  1. T/F: A theory supported by repeated observation and experimentation is called a hypothesis.
    False
  2. T/F: Anatomy is the study of the functions of an organism and it's parts, as opposed to the study of it's structure.
    False
  3. The lungs are located in the:
    Thoracic Cavity
  4. T/F: For osmosis to occur, there emus be at least one impermeable solute present.
    True
  5. In non dividing cells, DNA appears as threads that are referred to as:
    Chromatin
  6. A hypertonic solution contains:
    A greater concentration of solute than the cell
  7. T/F: Most enzymes cannot catalyze a reaction in both directions.
    False
  8. The structure in white bloods cells associated with enzymatic breakdown of foreign material is the:
    Lysosome
  9. Withdrawing from a painful stimulus is an example of:
    Responsiveness
  10. A plane through the body that divides the body into right and left sides is called:
    Sagittal
  11. T/F: The cell's internal supporting framework is called the cytoskeleton
    True
  12. T/F: Ribosomes attached to the endoplasmic reticulum are responsible for making proteins for export out of the cell
    True
  13. The basic unit of structure and function in the human body is a:
    cell
  14. The major energy production site of the cell is the:
    Mitochondria
  15. Which is a function of ribosomes?
    Protein Synthesis
  16. The presence of this substance is the cell membrane prevents it from breaking easily.
    Cholesterol
  17. What is not an example of passive transport?
    Endocytosis
  18. A solution that contains a higher concentration of salt than a living red blood cell would be:
    Hypertonic
  19. Flagella are examples of?
    Cell extensions
  20. Molecules cannot permeate the crack of these junctions
    Tight junctions
  21. An example of carrier-mediated passive transport is the:
    Diffusion of glucose molecules into most cells
  22. T/F: For osmosis to occur, a selectively permeable membrane must be present
    True
  23. T/F: Lysosomes are bags of enzymes that break down defective cell parts and ingested particles
    True
  24. T/F:Active transport processes that utilize carrier molecules, or pumps, do not use cellular energy but rely on concentration gradients.
    False
  25. T/F: Rough ER appears rough because there are ribosomes attached to it.
    True
  26. T/F: The sodium-potassium pump is an example of a passive transport process
    False
  27. T/F: Peroxisomes detoxify harmful substances that may enter cells
    True
  28. T/F: Cholesterol is a double layered molecule that is both water soluble and lipid soluble
    False
  29. T/F: An example of endocytosis is pinocytosis
    True
  30. T/F: Diffusion is a primary passive transport process that moved substances from an area of high concentration to one of low concentration through a cell membrane.
    True
  31. T/F: Cells placed in a hypertonic solution will swell and eventual lyse, as water flows into them
    False

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