Match the chemical signal with the appropriate description.
-endocrine
A)chemicals produced by neurons that function as hormones
B)chemicals that act locally on nearby cells
C)chemical secreted by presynaptic terminal
D)influences same cell type from which it is secreted
E)chemical secreted into blood by specialized cells; travels some distance to target tissues

Question

Quizplus · Accepted Answer

Endocrine signals are secreted into the blood by specialized cells and travel some distance to target tissues.

Answer: B 
 Local signals act locally on nearby cells.

Match the Chemical Signal with the Appropriate Description