Which of the following is associated with veins but not arteries?
A. A tunica media with abundant smooth muscle
B. Continuous endothelium
C. A tunica media with abundant elastic fibers
D. Valves
E. Fenestrations
D. Valves
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Small phagocytic glial cells, which are derived from white blood cells, are called
A) astrocytes. B) Schwann cells. C) oligodendrocytes. D) microglia. E) ependymal cells.
Of the systemic vessels listed, which one receives blood last?
A) Abdominal aorta B) Ascending aorta C) Thoracic aorta D) Aortic arch
Which of the two lungs is larger and wider?
A. The left lung B. The right lung
Slim N. Trim has been on a low-fat, no carbohydrate diet for two months. Which of the following would you expect to find in large quantities in the urine?
A. glucose B. lactic acid C. pyruvic acid D. ketone bodies E. proteins