Most common allergies are the result of ________.
A. type II (antibody-dependent cytotoxic) hypersensitivity
B. type I (acute) hypersensitivity
C. type III (immune complex) hypersensitivity
D. autoimmune diseases
E. type IV (delayed) hypersensitivity
Answer: B
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The release of intracellular materials by a vesicle at the cell surface is called
A) osmosis. B) active transport. C) exocytosis. D) endocytosis. E) an ion exchange pump.
Only totipotent stem cells are capable of producing new cells in an adult.
A) True B) False
Identify the ovarian follicle in which simple cuboidal follicular cells are first present
A) Primary follicle B) Primordial follicle C) Secondary follicle D) Vesicular follicle
How do plasma cells assist with humoral immunity?
A) Plasma cells reproduce rapidly to crowd pathogens out of the blood. B) Plasma cells bind to viruses and bacteria to immobilize them. C) Plasma cells produce interferons. D) Plasma cells secrete highly-specific antibodies. E) Plasma cells secrete pyrogens.