Which of the following combining forms means artery?
A. arter/o
B. ather/o
C. atri/o
D. vas/o
Answer: A
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________________________________________ is the process of taking digested nutrients into the circulatory system
Fill in the blank(s) with correct word
The outermost wall of an artery or vein is called the ________ and in large arteries and veins contains the ________.
A. tunica media; smooth muscle B. tunica externa; valves C. tunica intima; endothelium D. tunica intima; basement membrane E. tunica externa; vasa vasorum
The cavity that contains the lungs, the heart, great vessels, thymus, esophagus, and trachea is called the
A) pleural space. B) pericardial space. C) mediastinum. D) cardiac notch. E) thoracic cavity.
Which would result from an increase in the extracellular concentration of K+ above normal?
A. depolarization of resting nerve cells B. hyperpolarization of resting nerve cells C. The potassium equilibrium potential of nerve cells would become more negative. D. The sodium equilibrium potential would become less positive.