Course
Primary motor cortex strokes — the ‘homunculus’, weakness patterns, and detection (Advanced)
Advanced course: how strokes affecting the motor strip produce specific weakness patterns (face/arm/leg), how this differs from internal capsule strokes, and how CT/MRI localize injury
FoundationsCaregiver, SurvivorAdvanced35 minPlain (6–8)
Educational only
Educational only — not medical advice.
What you'll learn
- Understand the motor cortex ‘map’ concept
- Recognize how lesion location influences face/arm/leg weakness patterns
- Differentiate cortical weakness from deep pathway (internal capsule) patterns
- Understand how CT/MRI and vascular imaging help localize ischemic vs hemorrhagic injury
Practice check
Check your understanding
A few untimed questions. Pick an answer to see instant feedback, then continue to the next lesson.
0 of 3 answered