Blushing Response

Certainty Style Key
Hover over keys for definitions:
True   Likely   Speculative
Human Uniqueness Relative to "Great Apes": 
Speculative
MOCA Domain: 
Organ Physiology
MOCA Topic Authors: 

Many humans express a "blushing" response to situations of personal embarrassment, but the susceptibility to this response is highly variable. Is this physiological response present in all humans? Very dark skin in humans or hair on great apes may make it difficult to detect such a response.