Which type of chemical messenger stimulates the cell that originally secreted it?
A) Paracrine
B) Neurotransmitter
C) Autocrine
D) Endocrine

Question

Quizplus · Accepted Answer

Autocrine signaling involves a cell secreting a hormone or chemical messenger, which then binds to receptors on the same cell, leading to a response. This is distinct from paracrine, neurotransmitter, and endocrine signaling, where the target cells are different from the secreting cell.

Which Type of Chemical Messenger Stimulates the Cell That Originally