Gastric digestion and diseases of the stomach Flashcards
1
Q
What is a neurotransmitter?
A
A molecule that transmits its signal from one neuron to another.
2
Q
What is autocrine signalling?
A
A molecule that is released from itself that targets itself.
3
Q
What is paracrine signalling?
A
A molecule that is released by a cell that targets neighboring cells.
4
Q
What is endocrine signalling?
A
A molecule (known as a hormone) that is released by endocrine cells that target distant cells.