Select the incorrect statement regarding paracrine regulation from the choices below.
A)Paracrine regulation molecules can be placed into two broad groups called cytokines and growth factors.
B)Nitric oxide,which can function as a neurotransmitter,can also be classed as a paracrine regulator molecule.
C)Endothelin and bradykinin are paracrine molecules that are used in the circulatory system for control of vessel constriction and dilation.
D)Paracrine molecules are released directly into the circulatory system.
E)Nerve growth factor,platelet-growth factor,and insulin-like growth factor are some of the examples of paracrine regulator molecules.

Question

Quizplus · Accepted Answer

Paracrine molecules are released locally, in close proximity to the target cells, and do not enter the circulatory system. Therefore, option D is the incorrect statement.

Select the Incorrect Statement Regarding Paracrine Regulation from the Choices