Biology Immunity SZABMU 2024
PMDC Verified Question 64 of 99
If a person becomes ill with HIV and survives, then the type of immunity developed is:
A
Artificial passive immunity
B
Natural passive immunity
C
Artificial active immunity
D
Natural active immunity
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option D: Natural active immunity
Concept:

Immunity categorized by how the antigen is encountered (natural vs syringe) and who does the immune work (host vs donor).

Formula:

None

Solution:

  • The person caught the HIV virus through biological, real-world transmission. This makes the exposure natural.


  • The person became ill, meaning their own immune system fought the virus and (theoretically in this prompt) survived by creating their own antibodies and cytotoxic T-cells. This makes it an active metabolic process.


  • Therefore, the resulting memory represents natural active immunity.


Why other options are incorrect:

  • Artificial immunity implies medical intervention (vaccine or antivenom). Passive implies receiving someone else's antibodies.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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