Amnesia
Alyssa Vanecek- period 4
Definition:
Partial or total loss of memory due to physical and/or psychological conditions
Causes:
- Stroke, injury to the brain, surgery
- alcoholism
- Encephalitis (acute infection and inflammation of the brain)
- Alzheimers
Symptoms:
- Inability to retain new information (starting from the accident)
- May lose ability to recall parts of the past (before accident)
- May lose ability to make memories
Background:
Amnesia was discovered by Theodule- Armand Ribot and Sergey Korsakoff in the late 19th century.
**Theodule- Armand Ribot is pictured to the right.
Age/Gender Specific:
Amnesia is not age/gender specific. It can only result from head trauma, various diseases, or psychological or emotional trauma.
Treatments/Medications
- Memory therapy (helps people relearn the ability to remember)
- Psychological interventions (hypnosis, careful interrogation)
- Drugs that affect levels of neurotransmitters (Acetylcholine, Aspartate, Glutamate, norepinephrine, and Serotonin)
0:49- 2:06
Dory's Dianosis: Dissociative amnesia
More:
There are 2 main types of Amnesia
- Anterograde Amnesia- ability to memorize new things is impaired or lost because data does not transfer successfully from short- term memory into long- term memory
- Retrograde Amnesia- a person's pre-existing memories are lost to conscious recollection