Answer:
three types of stimuli—mechanical, thermal, and chemical; some endings respond primarily to one type of stimulation, whereas other endings can detect all types. Chemical substances produced by the body that excite pain receptors include bradykinin, serotonin, and histamine."
Explanation:
From edge
Answer:Were all worthless in this world!!!!!
Explanation:This should be obvious, we only live and then die.
Answer:
B) is characterized by four different zones
Explanation:
edge 2020
