Cells that process antigen and present antigens to other immune cells are called
A. plasma cells.
B. antigen-presenting cells.
C. B receptor cells.
D. T suppressor cells.
E. antibodies.
B
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The life span of an erythrocyte is about ________ days.
A. 120 B. 60 C. 360 D. 10 E. 30
An example of a highly vascular tissue is __________ tissue. An example of a tissue that is not highly vascular is __________.
A. epithelial; cartilage B. muscular; osseous tissue C. dense regular connective; dense irregular connective tissue D. areolar; cartilage E. nervous; osseous tissue
Filtrate first passes from the glomerular capsule to the
A) nephron loop (loop of Henle). B) proximal convoluted tubule. C) distal convoluted tubule. D) collecting duct. E) minor calyx.
At least one-half of one parathyroid gland is necessary to maintain normal parathormone levels.
a. true b. false