Anemia can be caused by:
a. too few red blood cells
b. too little hemoglobin in the blood cells
c. too many red blood cells being made
d. both A and B above
d. both A and B above
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The statement "Its ganglia are usually near or within the end organ" is
A) true only for the parasympathetic nervous system. B) true only for the sympathetic nervous system. C) true for both the parasympathetic and sympathetic nervous systems. D) not true for either the parasympathetic or sympathetic nervous systems. E) true only for the somatic nervous system.
The urinary and reproductive systems develop from
A. mesoderm. B. endoderm and ectoderm. C. ectoderm. D. mesoderm and ectoderm. E. endoderm.
If blood was only serum, it would lack the ability to stop bleeding when necessary.
Answer the following statement true (T) or false (F)
Several days after an initial contact with an antigen, antibody blood levels increases. This is a
A. primer response. B. primary response. C. precipitating response. D. principle response. E. cascade response.