213k views
2 votes
What causes swelling, redness, and itching caused by an allergic reaction? Harmful Pathogens? T Cells? V Cells? or Histamine?

User Harvey Lin
by
4.8k points

2 Answers

2 votes
it is histamine, the person above is correct :)
User Tristan Brotherton
by
4.4k points
5 votes
I think it’s histamine

Hope it helped and have a nice day :)
User Maayan
by
4.6k points