Read a textbook, not a journal article. (Score 1)

Unless you are reading a popular science magazine like Scientific American, reading journals is not the most efficient way to learn about a particular topic in science. Journal articles are used for efficient communication between experts and are generally neither informative nor interesting unless you have an extensive background in the relevant field.

You'll avoid a lot of confusion and frustration by reading the appropriate section of an undergraduate textbook first, and then reading journal articles only if you need more details.

A widely used, and not very heavy, neuroscience text is
Essentials of Neural Science by Kandel, Schwartz and Jessell