Geriatrician: Glossary of Terms

Alzheimer's Disease: disorder that affects mental functions such as memory.

Cognition: mental processes such as learning, memory, and recognizing.

Delirium: illness that affects cognitive functions such as attention.

Dementia: illness that affects cognitive functions such as attention and memory.

Osteoporosis: disease that affects the bone density.

Stroke: loss of consciousness caused by hemorrhaging in the brain.