The term "nerve fiber" refers to a(n) ________.
A. bundle of macromolecules in nerve cells
B. organ
C. axon
D. nerve cell
E. organelle in nerve cells
Answer: C
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During the inflammatory process, blood vessels dilate. What does this accomplish?
Tropomyosin covering the active sites is an example of
A) activation. B) enzyme-substrate reaction. C) competitive inhibition. D) noncompetitive inhibition. E) allosteric inhibition.
What is the most notable example of facilitated diffusion within the body?
a. transport of sodium out of cells b. transport of potassium out of cells c. transport of waste products out of cells d. transport of iron into cells e. transport of glucose into cells
If the larynx is obstructed at the level of the vocal cords, an "emergency" airway access can be made below the obstruction by puncturing the membrane between the
A. hyoid bone and thyroid cartilage. B. thyroid and epiglottic cartilages. C. thyroid and cricoid cartilages. D. arytenoid and cricoid cartilages.