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In this video, we look at active and passive immunity. First we explore natural and artificial active immunity and then we look at natural and artificial passive immunity.

Image credits:

Clostridium Tetani
https://commons.wikimedia.org/wiki/Fi...
Content Providers(s): CDC, Public domain, via Wikimedia Commons

Vaccination
https://commons.wikimedia.org/wiki/Fi...
Suyash Dwivedi, CC BYSA 4.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

Ultrasound
https://commons.wikimedia.org/wiki/Fi...
Rizome, CC BYSA 3.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

Colostrum
https://commons.wikimedia.org/wiki/Fi...
Amada44, CC BYSA 3.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

Tetanus patient
https://commons.wikimedia.org/wiki/Fi...
Photo Credit:Content Providers(s): CDC, Public domain, via Wikimedia Commons

Horse
https://commons.wikimedia.org/wiki/Fi...
Paula Jantunen (user Niora), Public domain, via Wikimedia Commons

Tetanus toxin
https://upload.wikimedia.org/wikipedi...
Jawahar Swaminathan and MSD staff at the European Bioinformatics Institute, Public domain, via Wikimedia Commons