Which of the following is most related to the placental transfer of antibodies from the mother to the fetus?
Naturally acquired active immunity
Artificially acquired active immunity
Artificially acquired passive immunity
Naturally acquired passive immunity
The Correct Answer is D
A. Naturally acquired active immunity occurs when the body is exposed to a pathogen, and the immune system produces its own antibodies in response. This type of immunity is not related to the transfer of antibodies from mother to fetus.
B. Artificially acquired active immunity involves vaccination, where the immune system is exposed to a weakened or inactivated pathogen to stimulate an immune response. This does not involve the transfer of antibodies from the mother.
C. Artificially acquired passive immunity involves the transfer of antibodies through medical interventions, such as antibody injections or serum treatments. While this involves passive immunity, it is not naturally occurring, nor is it related to placental transfer.
D. Naturally acquired passive immunity refers to the transfer of antibodies from mother to fetus through the placenta. These antibodies provide temporary protection to the newborn against infections, and this process is a natural example of passive immunity.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Serum sickness is the correct answer. It is a type III hypersensitivity reaction that can occur when the body reacts to proteins in animal-derived immune serum, often used in treatments like antitoxins or antivenoms. Symptoms may include rash, fever, joint pain, and swelling.
B. Rejection syndrome typically refers to the immune system's rejection of transplanted organs or tissues, not a response to serum.
C. Kaposi sarcoma is a cancer associated with human herpesvirus 8 (HHV-8), most commonly seen in immunocompromised individuals, such as those with AIDS. It is unrelated to immune serum reactions.
D. Hay fever (allergic rhinitis) is an allergic reaction to airborne substances like pollen, not to animal-derived serum
Correct Answer is C
Explanation
A. Lung contains alveolar macrophages (dust cells), not Kupffer cells.
B. Spleen contains various types of immune cells, but Kupffer cells are not found here.
C. Kupffer cells are specialized macrophages located in the liver. They play a role in filtering blood and removing pathogens, debris, and worn-out blood cells.
D. Tonsils contain lymphocytes and other immune cells, but Kupffer cells are not found in the tonsils.
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