Question

exam lesson name: the human body
exam number: 700946rr
exam guidelines
exam instructions
question 7 of 20 :
select the best answer for the question.

1. providing immunity by injecting the body with a weakened form of a pathogen is known as

a. passive immunity.
b. antigenic immunity.
c. t cell immunity.
d. vaccination.
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Explanation:

To solve this, we analyze each option:

• Option A: Passive immunity involves receiving antibodies, not a weakened pathogen.
• Option B: "Antigenic immunity" is not a standard term for this process.
• Option C: T - cell immunity is part of the immune response but not the term for injecting a weakened pathogen.
• Option D: Vaccination is defined as providing immunity by injecting a weakened (or inactivated) form of a pathogen to stimulate the immune system.

Answer:

D. vaccination