The release of tissue thromboplastin initiates
A. the intrinsic clotting mechanism.
B. hemolysis.
C. the extrinsic clotting mechanism.
D. platelet plug formation.
Answer: C
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All connective tissues have three features in common. They are
A. cells, hormones, and protein fibers. B. cells, a liquid portion, and protein fibers. C. cells, protein fibers, and ground substance. D. cells, protein fibers, and mucus. E. protein fibers, a liquid portion, and ground substance.
Which of the following events will lead to depolarization?
A. A decrease in K+ in the extracellular fluid B. An increase in Na+ in the extracellular fluid C. An increase in the rate of diffusion of K+ from cells D. An increase in K+ in the extracellular fluid E. None of the choices are correct.
The zygomatic arch is formed by the articulation of processes from which two bones?
A) zygomatic and maxilla B) frontal and temporal C) sphenoid and temporal D) zygomatic and sphenoid E) temporal and zygomatic
The largest autonomic plexus is called the
a) superior mesenteric plexus. b) renal plexus. c) cardiac plexus. d) celiac plexus. e) hypogastric plexus.