Question1
Activation of the classical pathway begins with:
Antigen-antibody complex
membrane attack complex
enzymes
target cell; opsonin; immune complexes
Question 2
Where are antibodies produced?
Helper T lymphocytes
Thymus gland
Plasma cells
Bone marrow
Question 3
What is the role of natural killer (NK) cells?
Elimination of malignant cells
Binding tightly to antigens
Initiation of the complement cascade
Proliferation after immunization with antigen
Question 4
Examples of multifactorial diseases associated with adults include: (Select all that apply.)
Brest cancer
Coronary heart disease
Emphysema