1. D ISCUSS THE PROCESS OF FORGETTING ?
S EVERAL
PROCESS COUNTS FOR MEMORY FAILURE
INCLUDING
 D ECAY
 I NTERFERENCE [ BOTH PROACTIVE AND RETROACTIVE ]
 A ND CUE DEPENDENT
 S OME DISEASES ALSO CAUSE FORGETTING
D ECAY :
D ECA Y IS THE LOSS OF INFORMA TION THROUG H ITS NON - USE
I NTERFERENCE :
T HE PHENO MEN ON BY WHICH IN FORMATION IN MEMOR Y DISRUPTS THE
RECALL OF OTHER INFO RMA TION
C UE
DEPENDENT FORGETTING :
F ORGETTING OCCURS WHEN AR E INSU FFICIENT RETRIEVAL CUES TO RECALL
INFORMATION THAT IS IN MEMO RY
P ROACTIVE
INTERFERENCE :
I NTERFER ENCE IN WHICH INFORMATION LEARNED EARLIER DISR UPTS THE
RECALL NEWER MATER IAL
R ETROACTIVE
INTERFERENCE
I NTERFER ENCE IN WHICH THERE IS DIFFICULTY IN THE RECALL OF
INFORMATION LEARNED EARLIER BECAUSE OF LA TER EXP O SURE TO
DIFFERENT MA TERIAL
F ORGETTING DUE TO DISEASES
A LZHEIMER ’ SDISEASE : AN ILLNESS CHARA CTERS IN PAR T BY SEVERE
MEMORY PROBLEMS .
A LZ HEIMER ’ S SY MPTOMS A PPEAR A S S IMPLE
FORGETTING OF THING SUCH A S APPOIN TMEN TS AND BIRTHDAYS . A S THE
DISEASE PROGRESSES M EMORY L OSS BECAME MO RE PRO POUND A ND EVEN
THE SIMPLEST TA SK SUCH A S USIN G A TELEPHONE ARE FORGOTTEN
A MNESIADISEASE :

2. M EMORY LOSS THAT OCCURS WITHOUT OTHER MENTAL DIFFICU LTIES
K ARSAKOFFSSYNDROME :
A DISEASE THA T AFFLICTS LONG - TERM ALCOHOLICS . L EAVING SO ME
ABILITIES INTA CT BUT INCLUDING HALLUCIN AT IO N S AND A TENDEN CY TO
REPEA T THE SA ME STOR Y