Cytotoxic T-lymphocytes destroy infected cells by
A. increasing the permeability of infected cells and preventing apoptosis.
B. decreasing the permeability of infected cells and preventing apoptosis.
C. increasing the permeability of infected cells and inducing apoptosis.
D. decreasing the permeability of infected cells and inducing apoptosis.
Answer: C
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A) liver lobules. B) stomach rugae. C) pancreatic islets. D) esophageal adventitia. E) small intestinal villi.
Match the appropriate characteristic with the type of immunity.A. Innate immunityB. Antibody-mediated immunityC. Cell-mediated immunityD. Both antibody-mediated and cell-mediated immunityE. Innate immunity, antibody-mediated immunity, and cell-mediated immunityTears and saliva
Fill in the blank(s) with the appropriate word(s).
Heart tissue dies during a myocardial infarction (MI), and a person's survival and recovery depend on the extent of cell death and the chamber(s) involved. In which chamber would the loss of function be most damaging to survival?
a) Right atrium b) Left atrium c) Left Ventricle d) Right ventricle
A waste product of anaerobic respiration in muscle cells is
A. uric acid. B. hydrochloric acid. C. lactic acid. D. carbonic acid. E. pyruvic acid.