When Na+ diffuses into the cell, the cell becomes _____ depolarized.
Fill in the blank(s) with the appropriate word(s).
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Growth due to increased cell size is called ________.
hypertrophy hyperplasia atrophy Dystrophy
Joshua has had a portion of his liver removed. His physician is confident that Joshua will improve because the liver will regenerate. How is this possible?
A. Permanent cells of the liver are able to divide and replace the removed liver tissue. B. Neurons associated with the liver differentiate into liver cells to replace the missing tissue. C. Stabile cells of the liver are able to divide and replace the removed liver tissue. D. New cells are not formed; the remaining tissue just spreads out, filling the newly formed space.
Transfusing a person with plasma proteins from a person or an animal that has been actively immunized against a specific antigen provides
A. active immunity. B. passive immunity. C. no immunity. D. autoimmunity. E. natural immunity.
Which of the following contains overlapping thick and thin myofilaments?
A. A band B. M line C. Z discs D. H band E. I band