What is naturally acquired passive immunity?
Naturally acquired passive immunity occurs during pregnancy, in which certain antibodies are passed from the maternal blood into the fetal bloodstream in the form of IgG. Antibodies are transferred from one person to another through natural means such as in prenatal and postnatal relationships between mother and child.
What are some examples of passive immunity?
Passive immunity can occur naturally, such as when an infant receives a mother’s antibodies through the placenta or breast milk, or artificially, such as when a person receives antibodies in the form of an injection (gamma globulin injection).
What is natural active and passive immunity?
Two types of immunity exist — active and passive: Active immunity occurs when our own immune system is responsible for protecting us from a pathogen. Passive immunity occurs when we are protected from a pathogen by immunity gained from someone else.
What are the two types of passive immunity?
There are two types of passive immunity: artificial and natural. Artificial passive immunity is achieved by infusion of serum or plasma containing high concentrations of antibody.
What is a compromised immune system examples?
Examples of persons with weakened immune systems include those with HIV/AIDS; cancer and transplant patients who are taking certain immunosuppressive drugs; and those with inherited diseases that affect the immune system (e.g., congenital agammaglobulinemia, congenital IgA deficiency).
What are the 5 types of immunity?
Immunity
- Innate immunity. We are all born with some level of immunity to invaders.
- Adaptive (acquired) immunity. This protect from pathogens develops as we go through life.
- Passive immunity. This type of immunity is “borrowed” from another source, but it does not last indefinitely.
- Immunizations.