List and describe a disease, or disorder, or injury. What body system is affected?

Alzheimer's

Explanation:

Alzheimer's disease typically destroys neurons and their connections in parts of the brain involved in memory, including the entorhinal cortex and hippocampus. It later affects areas in the cerebral cortex responsible for language, reasoning, and social behavior.

Alzheimer disease is a disease that affects the brain and nervous system. It happens when nerve cells in the brain die. The disease gets worse over time.

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aed pads should be placed in the middle of the child's chest. this ensures that the electricity can properly run through the child's body and hopefully cause his/her heart to start again. hope this : )