Topics: Memory, Hippocampus, Episodic memory Pages: 3 (831 words) Published: February 28, 2012
1. Introduction
Do you remember what you had for lunch this afternoon at McDonald? The number of jersey that you worn last basketball match? Or what happened on 11th September 2001? Of course you do. But how we travel back in time easily? This is because of our MEMORY. A flow of events must occur before we can say “I remember”.

Memory is “an active system that receives, stores, organizes, alters and recovers information” (Lieberman, 2004). In general, memory acts like a computer. Incoming information will be encoded, it is like typing data into a computer. Next, stored the information that we typed into the system. Finally, memories must be retrieved in order to be useful.

According to Parente and Stapleton (1993), they stated that “memory is a mental process of storage and retrieval of information and experience. Information makes its way into your memory through your senses. It is then processed by multiple systems throughout your brain and stored later use.” For memory to properly function, information must be correctly received through the senses. Memory is stored (encoded) according to many different themes. It is stored according to time (when something happened), category (animal, plant, mineral), function (keyboard is use for typing), and the like.

There are 3 stages of memory, which are Sensory Memory, Short-term Memory, and Long-term Memory. Sensory Memory is the first stage of memory, which holds an exact record of incoming information for a few seconds or less. It forms automatically, without attention or interpretation. Attention is needed to transfer information to working memory. Its function is to holds information long enough to be processed for basic physical characteristics. Its capacity Is large and can hold many items at once. The duration is very brief retention of images, visual info is 0.3 seconds and auditory info is 2 seconds.

Short-term Memory is the memory system used to hold small amounts of information for relatively...
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