For glucose to be reabsorbed from the tubule lumen, it is transported into the tubule cell by means of a
A. glucose uniporter.
B. Na+/glucose symporter.
C. glucose protein channel.
D. Na+/glucose antiporter.
B
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A change in a membrane potential from -70 mV to -60mV is an example of
a. depolarization b. hyperpolarization c. polarization d. repolarization e. zero potential
During mitosis, two daughter cells form, each of which has
A) a different number of chromosomes than the original cell. B) twice as many chromosomes as the original cell. C) the same number of chromosomes as the original cell. D) a lesser number of chromosomes than the original cell. E) half as many chromosomes as the original cell.
Which type of burn usually requires skin grafting? Why?
A) First-degree burns because the epidermis is damaged. B) First-degree burns because the tissue damage is so great that the tissue cannot repair itself. C) Second-degree burns because the tissue damage is so great that the tissue cannot repair itself. D) Third-degree burns because the epidermis is damaged. E) Third-degree burns because the tissue damage is so great that the tissue cannot repair itself.
Which of the following is found in the posterior group of forearm muscles?
A. palmaris longus B. flexor carpi radialis C. abductor pollicis longus D. flexor digitorum profundus E. flexor digitorum superficialis