Question

s2) Treatment with certain drugs to reduce tranaplant rejection can cause C) E) immunotherapy Figure 19.1 83) 83) In immune complex reaction shown in Figure 19.1, what is the small, circular/spherical structure A) antigen By mast cell C) complement D) antibody E) neutrophil 84)_ 84) in immune complex reaction shown in Figure 19.1, what is the end result of the reaction? B) Antibodies destroy neutrophils. C) Complement is activated. D) Neutrophils are attracted and release enzymes E Endothelial cells are damag 85) 85) HIV spikes attach to CD4+ receptors found on A) T helper cells. s B) macrophages. SC) dendritic celis D) T helper cells and macrophages E) Thelper cells, macrophages, and dendritic cells. o. 86) 86) Which of the following is the least likely vaccine against HIV? A) attenuated virus 4. B) protein core C) glycoprotein D) subunit

Answer 1

82. B . Immunosuppression

EXPLANATION:- it is a reduction of the activation or efficacy of the immune system.

83. A . Antigen

EXPLANATION:- antigens are the substance that induce the production of antibodies.

84. E. Endothelial cells are damaged .

EXPLANATION:- endothelial cells line interior of blood vessels and lymphatic vessels. Damaged endothelial cells cause endothelial dysfunction.

85. E. T helper cells ,macrophages, and dendritic cells.

86. Attenuated virus.