Normal aging leads to changes in the brain, especially in areas involved in learning and memory.
A search of these Google keywords
memory types affected in a alzheimer's
yielded this result from the
Alzherimer's Reading Room
The different memory systems -- episodic, semantic, procedural, and working -- involve multiple areas of the brain.
To learn more about Alzheimers and Dementia care visit the Alzheimer's Reading Room Knowledge Base