Table 1.

Characteristics of human bowel afferent mechanosensitivity

Classification	Number of units (age)	Spontaneous burst firing	Probing	Mucosal stroking	Stretch
Mesenteric afferent	2 (24, same donor)	Yes	Yes	No	No
Serosal afferent	5 (42, 53, 55, 67, 72)	1: yes 4: no	Yes	No	No
Muscular afferent	2 (49, 77)	1: yes 1: no	Yes	No	Yes
Mucosal afferent	1 (42)	Yes	Yes	Yes	No
Unclassified	24 (median 66, range: 24–77)	7: yes 17: no	No	No	No