Congenital hemolytic anemia is
A. when destruction of erythrocytes is more rapid than normal.
B. characterized by a large number of immature, nucleated cells.
C. characterized by significantly decreased formation of erythrocytes and hemoglobin due to defective red bone marrow.
D. caused by a failure of the body to absorb Vitamin B12.
E. when there is an inherited anemia associated with a defect in iron uptake.
Answer: A
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The right AV valve is known as the:
A) aortic semilunar valve B) tricuspid valve C) mitral valve D) pulmonary semilunar valve E) bicuspid valve
The relationship between what two ions determines the blood's pH?
A. Hydrogen and sodium B. Carbon dioxide and sodium C. Hydrogen and bicarbonate D. Sodium and hydrogen
The capillaries that nourish the epithelium and absorb digested nutrients lie in the ________
A) adventitia B) lamina propria C) submucosa D) serosa