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A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease. - Biology

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A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.

(a) Write what did the doctor inject into the patient’s body.

(b) How do you think this injection would protect the patient against the disease?

(c) Name the disease against which this injection was given and the kind of immunity it provides.

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Solution

(a) The doctor injects the preformed antitoxin into the patient’s body.
(b) The vaccine stimulates the production of antibodies against the antigen for inducing active acquired immunity.
(c) The injection was given to prevent tetanus. It provides acquired immunity.

Concept: Immunity
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