The pharynx bifurcates into the ____________________ anteriorly, and the ____________________ posteriorly.
Fill in the blank(s) with the appropriate word(s).
trachea, esophagus
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Imagine someone who drank too much water before running a race. Their very watery blood would have
A. high viscosity and therefore have high resistance. B. high viscosity and therefore have low resistance. C. low viscosity and therefore have high resistance. D. low viscosity and therefore have low resistance.
Which of the following is NOT true of the resting membrane potential?
A. The membrane is freely permeable to sodium ions. B. Large, negatively charged proteins are inside the cell. C. Potassium ions are concentrated inside the cell. D. Sodium ions are concentrated outside the cell.
The ________ circuit consists of the chambers on the right side of the heart as well as the pulmonary arteries and veins.
Fill in the blank(s) with the appropriate word(s).
What protein is the most important buffer in blood plasma?
A) Transferrin B) Alpha globulin C) Fibrinogen D) Gamma globulin E) Albumin