Test_Bank_7th_Edition_or_Anatomy_PattonThibodeau_Physiology__Test_Bank

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PattonThibodeau Physiology- Test Bank

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Sample Test
Patton and Thibodeau: Anatomy & Physiology, 7th Edition


Chapter 3: Anatomy of Cells


Test Bank


TRUE/FALSE


1. Mature cells that comprise the human body are highly specialized and
complex.


ANS: T DIF: Synthesis REF: Page 67
TOP: Functional Anatomy of Cells

, 2. An important function of the cell membrane is the maintenance of cell
integrity.


ANS: T DIF: Synthesis REF: Page 69 (Table 3-3)
TOP: Cell Membrane


3. Peroxisomes contain enzymes that detoxify harmful substances.


ANS: T DIF: Memorization REF:
Page 76
TOP: Peroxisomes


4. The outer portion of the cell membrane is hydrophobic, or water-loving.


ANS: F DIF: Memorization REF:
Page 70
TOP: Cell Membrane


5. Ribosomes attached to the endoplasmic reticulum are responsible for
making proteins to be exported out of the cell.


ANS: T DIF: Memorization REF:
Page 73
TOP: Rough ER


6. The functions of the nucleus are regulated by RNA.

,ANS: F DIF: Memorization REF:
Page 78
TOP: Nucleus


7. The major direct cell connections are tight junctions, gap junctions, and
desmosomes.


ANS: T DIF: Memorization REF:
Page 83
TOP: Cell Connections


8. Tight junctions do not allow molecules to spread through the cracks
between cells.


ANS: T DIF: Memorization REF:
Page 83 | Page 84
TOP: Cell Connections


9. Gap junctions are found in the small intestine. They allow molecules to
flow between cells.


ANS: F DIF: Memorization REF:
Page 83
TOP: Cell Connections


10. The number of mitochondria in a cell is basically related to its
degree of activity.

, ANS: T DIF: Memorization REF:
Page 77
TOP: Mitochondria


11. The cell’s internal supporting framework is called the cytoskeleton.


ANS: T DIF: Memorization REF:
Page 79
TOP: Cytoskeleton


12. The size of a cell’s nucleolus is indirectly related to the amount of
protein the cell produces.


ANS: T DIF: Memorization REF:
Page 78
TOP: Nucleus


13. Heart muscle cells are joined by gap junctions to facilitate the
movement of electrical impulses.


ANS: T DIF: Memorization REF:
Page 83
TOP: Cell Connections


14. Cell connections called desmosomes are like Velcro holding cells
together.