Bio Test #2 Review

18 Questions  I  By Ncannatella on March 2, 2011
Chapters 41-44

  
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Question Excerpt

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1.  The blood level of which gas is most important to controling human respiration rate?
A.
B.
C.
D.
E.
2.  Mammals have Toll-like receptors (TLRs) that act in a manner similar to those of insects. while not specific to a particular pathogen, a TLR can recognize a kind of macromolecule that is absent from vertebrates but present in/on certain groups of pathogens. which of the following is most likely to be recognized by a particular TLR that defends against some viruses?
A.
B.
C.
D.
E.
3.  If a newborn were accidentally given a drug that destroyed the thymus, what would most likely happen?
A.
B.
C.
D.
E.
4.  A marine sea star was mistakenly placed in freshwater and it died. what is the most likely explanation for its death?
A.
B.
C.
D.
E.
5.  Which cells and which signaling molecules are responsible for initiating an inflammatory response?
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B.
C.
D.
E.
6.  The body fluids of an osmoconformer would be_________with its__________environment
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B.
C.
D.
E.
7.  Inflammatory responses may include which of the following?
A.
B.
C.
D.
E.
8.  Which feature of osmoregulation is found in both marine and freshwater bony fish?
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B.
C.
D.
E.
9.  Where and from what compound is urea produced?
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B.
C.
D.
E.
10.  Same nutrients are considered "essential" in the diets of certain humans because
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B.
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D.
E.
11.  The body is capable of catabolizing many substances as sources of energy. which of the followin would be used as an energy source only after the depletion of other sources?
A.
B.
C.
D.
E.
12.  Organisms in which a circulating body fluid is distinct from the fluid that directly surrounds the body's cells are likely to have which of the following?
A.
B.
C.
D.
E.
13.  What is the substrate of salivary amylase?
A.
B.
C.
D.
E.
14.  Which of the following is true of urea? it is
A.
B.
C.
D.
E.
15.  Air rushes into the lungs of humans during inhalation because
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B.
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D.
E.
16.  To adjust blood pressure independently in capillaries of the gas exchange surface and in the capillaries of the general body circulation, an organism would need a(n)
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B.
C.
D.
E.
17.  Without functioning parietal cells, which of the following would you expect for an individual?
A.
B.
C.
D.
E.
18.  Which of the following are the only vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart?
A.
B.
C.
D.
E.
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