Explore the synapse, the junction between neurons, and learn about its role in transmitting signals in the nervous system.

La synapse est une structure qui permet la transmission de l'influx nerveux entre deux neurones.

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Опа. Нещо се обърка. Моля, опитай отново. Опа, изглежда, че нещо се обърка. Трябва да обнови ...

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Explore organ systems and their functions with Khan Academy's Foundation 3 course.

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Learn 7th grade math concepts such as fractions, decimals, and percentages with Khan Academy's interactive lessons and practice exercises.

Access free, world-class 8th grade math lessons and practice on Khan Academy.