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1.
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Which of the following carries messages to parts of the body?
a. | organs | c. | hormones | b. | sensors | d. | targets |
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2.
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What process is shown in the diagram in Figure 28.1?  a. | cell differentiation | c. | control systems | b. | cell determination | d. | internal
environment |
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3.
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Which cells are produced during the first few divisions of the zygote?
a. | cardiac muscle cells | c. | bone cells | b. | embryonic stem cells | d. | epithelial
cells |
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4.
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Through the process of thermoregulation, the body maintains a stable
a. | sense of balance. | c. | internal temperature. | b. | glucose
level. | d. | control
center. |
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5.
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Information from the body's sensors goes first to a(n)
a. | impulse hormone. | c. | internal receptor. | b. | control center. | d. | specific
target. |
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6.
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Which of the following is the most complex level of organization in a
multicellular structure?
a. | tissues | c. | cells | b. | organs | d. | organ systems |
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7.
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Which type of cell goes through the determination process?
a. | epithelial | c. | stem | b. | connective | d. | muscle |
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8.
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When organ systems work together, they form another level of organization
called
a. | cells. | c. | organs. | b. | tissues. | d. | organisms. |
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9.
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The diagram in Figure 30.2 shows the organization of structures within the human
body. Structures become increasingly large and complex from left to right. Which group of structures
is missing from the diagram?  a. | organ systems | b. | cells | c. | tissues | d. | organs |
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10.
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What do the different shapes of the cells shown in Figure 28.1
reflect?  a. | They have different functions. | c. | They lack basic cell
parts. | b. | They are going through apoptosis. | d. | They are becoming stem
cells. |
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11.
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Apoptosis is a normal part of
a. | development. | c. | tissues. | b. | systems. | d. | determination. |
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12.
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The major organ system that eliminates waste products is the
a. | integumentary system. | c. | endocrine system. | b. | reproductive system | d. | excretory
system. |
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13.
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Why must organ systems interact as a community?
a. | Each organ has to oversee the functioning of other organs. | c. | No organ can
function without positive feedback. | b. | Organ tissues are not specialized, so they work
together. | d. | Each organ alone
cannot perform all the necessary tasks. |
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14.
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Which type of tissue lines the stomach and the lungs?
a. | connective | c. | nervous | b. | muscle | d. | epithelial |
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15.
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What is the simplest level of organization in the body?
a. | cell | c. | tissue | b. | organ | d. | organ system |
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16.
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Which of the following processes results in cells losing their potential to
become any type of cell?
a. | differentiation | c. | apoptosis | b. | determination | d. | specialization |
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