The character of dori from the movie finding nemo keeps complaining that she has short-term memory loss because she can't remember the name of the friend she just met. what is a more likely explanation for her memory failure?

Dory suffers from suffers from anterograde amnesia, or the inability to form new memories. She has difficulty forming or encoding new memories, and is particularly bad with directions. While Dory forgets conversations within minutes of having them, she never quite forgets who she is, or the fact that she has short-term memory loss, and can therefore explain her bizarre behavior to those around her.