Electron microscopy is a useful tool in the study of synaptic morphology. The electron microscope allowed researchers to determine that:
A)neurotransmitters are packaged into vesicles located at the end terminals of axons.
B)neurotransmitters are located only in select hormones in the bloodstream.
C)neurotransmitters are not chemicals, as had been previously thought.
D)there are more than 1000 neurotransmitters in the human body.

Question

Quizplus · Accepted Answer

Electron microscopy has revealed that neurotransmitters are indeed packaged into vesicles at the axon terminals, which are crucial for synaptic transmission.

Electron Microscopy Is a Useful Tool in the Study of Synaptic