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?

(a) The doctor injects the preformed desmospressin and antitoxin into the patient’s body (b) The desmopressin will prevent bleeding and antitoxin stimulates the production of antibodies against the antigen for inducing active acquired immunity (c) The desmopressin will help to prevent blood loss. The antitoxin was given to prevent tetanus. It provides acquired immunity.