In rheumatoid arthritis
A) the synovial membrane becomes inflamed and thickens, forming a mass.
B) articular cartilage is damaged and fibrous tissue invades.
C) all of the above.
D) fibrous tissues ossify and bones fuse.
C
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Hormones secreted by the thymus gland influence the differentiation, growth, and maturation of
A. muscle fibers. B. osteocytes. C. T lymphocytes. D. erythrocytes. E. neurons.
If a diver goes from a full layout position to a tuck position, what will happen to his momentum?
A. increase B. decrease C. remain the same D. need more information
The ideal ventilation perfusion ratio for the mammalian lung is
A) 0.1. B) 1. C) 10. D) 100.
What is true about Implantation?
a. It normally occurs in the oviduct. b. It occurs about three days after fertilization. c. It occurs during the secretory, or progestational, phase. d. Both b and c e. All of the above