Which of the following would NOT cause the membrane potential to change from -70 mV to +30 mV?
A. Sodium ions entering the cell.
B. Potassium ions leaving the cell.
C. Calcium ions entering the cell.
D. Chloride ions leaving the cell.
Answer: B. Potassium ions leaving the cell.
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A narrow, slit-like opening through a bone is called a ________.
Fill in the blank(s) with the appropriate word(s).
The pancreas has dual function as both an ___________ gland and an _____________ gland
Fill in the blank(s) with the appropriate word(s).
An increase in the permeability of the cells of the collecting tubule to water is due to a(n) ________.
A) decrease in the production of ADH B) increase in the production of ADH C) increase in the production of aldosterone D) decrease in the concentration of the blood plasma
What is the process of separating wastes from body fluids and eliminating them from the body called?
a) filtration b) excretion c) reabsorption d) secretion