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Immunity is necessary to prevent infectious diseases from spreading. Differentiate between passive-acquired and active-acquired immunity.
Immunoglobulins are necessary to protect the human physiology from diseases and pathological disorders. Explain the role of IgA, IgG, IgE, IgD, and IgM.
Stress is a component that affects the normal regulations of human physiology. Neuroendocrine regulation is important in this abnormality. How does increased catecholamine and cortisol affect the immune system?