In technical terms, stimulus generalization occurs when a previously-unassociated or new stimulus that has similar characteristics to the previously-associated stimulus elicits a response that is the same or as similar to the previously-associated response.
The first two shots are given at least four weeks apart, and the third shot is given six to 12 months after the second shot. After the initial tetanus series, booster shots are recommended every 10 years. If you experience a puncture wound and it's been more than five years since your last tetanus shot â or you can't remember when you had your last tetanus shot â it's best to get the booster shot. With.
All adults who have not been previously been immunized with at least three doses of tetanus and diphtheria vaccine. Anyone who has an injury or wound that could possibly cause tetanus who has not had a vaccine in the past 5 years. All adults should have a Td booster every 10 years.