
A 2012 article on reaction bubbles arguing that activity in the sensory breach of the bubble actuates activity in the amygdala that triggers a defense reaction. [2]

A 2012 article on reaction bubbles arguing that activity in the sensory breach of the bubble actuates activity in the amygdala that triggers a defense reaction. [2]

In hmolscience, reaction bubble is an invisible bubble that surrounds an organism, which serves to maintain proper spacing between individuals, according to which when bubble breaching occurs, a reaction results.

Etymology
The concept of “reaction bubbles” was developed in 1966 by American anthropologist Edward Hall in his studies of personal space of animals and humans. [1]

Quotes
The following are related quotes:

“Each animal is surrounded by a series of bubbles or irregularly shaped balloons that serve to maintain proper spacing between individuals.”
— Edwin Hall (1966), The Hidden Dimension

References
1. (a) Hall, Edward T. (1966). The Hidden Dimension: an Anthropologist Examines Man’s Use of Space in Public in Private. Doubleday Anchor Book.
(b) Thims, Libb. (2007). Human Chemistry (Volume One) (bubbles, 14+ pgs; reaction bubbles, pg. 225). Morrisville, NC: LuLu.
2. Closa, Daniel. (2012). “Tonsil and Reaction Bubbles” (Spanish → English), Conec.es, Jan 05.