- Physiology
- Year 2
- Second semester
- Intermediate
The Nervous System: From Cell to Signal
Neurons, action potentials and synapses in plain language
Dr. Omar Lotfywith Dr. Omar Lotfy
- Rated 4.6 out of 5 from 40 reviews
- 152 students
- 4 lessons
- 42 min
- Taught in Arabic
Updated 24 Oct 2026
About this course
The hardest part of physiology, made clear: we start with the neuron, walk through the action potential step by step, then see how the whole nervous system works together.
What you'll learn
- Explain resting and action potentials
- Tell the central and peripheral nervous systems apart
Course content
2 units · 4 lessons · 42 min
The neuron2 lessons · 21 min
- Video: Free preview10:00
- Video: The action potential11:00
The big picture2 lessons · 21 min
- Video: The nervous system in 9 minutes9:00
- Video: Full review12:00
Your lecturer
Dr. Omar Lotfy
Dr. Omar Lotfy
Physiology lecturer
- 4 courses
- 977 students
- 6 years teaching
Physiology lecturer who likes to explain the why before the what. Six years of turning hard chapters into clear stories.