The protein most directly involved in blood clotting is _______.
A. albumin
B. angiotensinogen
C. fibrinogen
D. immunoglobulin
Answer: C. fibrinogen
You might also like to view...
A lack of intrinsic factor, leading to a deficiency of vitamin B12 and large pale cells called macrocytes, is characteristic of ________.
A) aplastic anemia B) polycythemia C) pernicious anemia D) sickle-cell anemia
Range of motion at a joint is influenced by which of the following?
A. shape of the articulating surfaces B. relative laxity and extensibility of the muscles crossing the joint C. fluid content of the cartilage within the joint D. both A and B E. all of the above
Antigens are
A. something made by a white blood cell to destroy a pathogen. B. disorders involving overactive immune systems. C. membrane receptors on B-lymphocytes. D. something that an antibody or T-lymphocyte binds to.
The intense inflammatory response seen in poison ivy is due to activity of the
A. cytotoxic T cells. B. plasma cells. C. delayed hypersensitivity cells. D. macrophages. E. mast cells.