Blood leaves the left ventricle through an artery known as the ________
A) pulmonary trunk
B) aorta
C) superior vena cava
D) coronary sinus
B
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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 heart is in the ________ cavity and is covered by the ________
A) thoracic; pleura B) pericardial; pleura C) thoracic; pericardium D) cranial; meninges E) pericardial; peritoneum
Throughout most of the distal convoluted tubule, the tubular cells
A) actively transport urea out of the tubular fluid. B) actively reabsorb organic nutrients, plasma proteins, and ions from the filtrate. C) reclaim 60-70% of the volume of filtrate at the glomerulus. D) are impermeable both to water and to solutes. E) actively transport sodium ions out of the tubular fluid.
Insulin and __________ are two hormone produced by the pancreas, with antagonistic control of plasma glucose levels
Fill in the blank with the correct word.