Monday, December 23, 2013

HOW DOES BRAIN FUNCTION-NORMALLY


WHAT IS BRAIN?

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THIS IS A BUNDLE OF COLLECTION OF ELECTRICAL WIRES COMPOSED OF NEURONAL TISSUES,VERY COMPLEXLY INTERCONNECTED TO VARIOUS ORGANS &WITHIN ITSELF
&OWEN LKE A SWEATER, MILLION TIME MORE COMPLICATED.
2)HUNDRED &THOUSANDS OF NEURONS FUNCTION WITH OTHER NEURONS THROUGH INTER CONNECTIVITY.
3)THEY PRODUCE ELECTICITY CONSTANTLY
4)THEY TRANSMIT IMPULSES  TO DESIRED DESTINATIONS.THE NUEROTRANSMITTERS ACT LIKE CATALYST FOR FINAL TRANSMISSION OF IMPULSES AT TARGET LEVEL
5)DIFFERENT NEURONES
 DO THEIR FUNCTIONS INDEPENDANTLY &COORDINATE WITH OTHER FUNCTIONS TO ACHIEVE FINAL ACCOMPLISHMENT OF DESIRED WORK.
6)SOME FUNCTIONS ARE ,MOTOR,/SENSORY/EMOTIONAL/REFLEX
7)TO ACHIEVE THIS NORMAL SCORE NEURO ANATOMY,PHYSIOLOGY,&BIOCHEMISTRY,A GOOD BLOOD SUPPLY IS ESENTIAL& SHOULD BE PROVIDED AS SOON AS BIRTH OCCURS WITHIN 10-20 MINUTES(APGAR
SCORE DESIRED IS 10/10)

PATHO-PHYSIOLOGY
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ALL BRAIN BLOOD VESSELS ARE NOT OPEN AT BIRTH.MANY ARE NOT PATANT.THEIR 
PATENCY IS OPENED ,BY INCREASE IN BLOOD PRESSURE DUE TO NEONATAL .LUXURIOUS CRY. ,RESULTING IN VARIOUS  GOOD CONNECTIVITY.  ABSCENCE OF SUCH CRY CAN CAUSE SIGNIFICANT DIFFICIENCY RESULTING IN VARIOUS DISABILITY OF WHICH
AUTISM IS VERY IMPORATANT(CONCEPT STESSED BY THIS AUTHER)

ROLE OF NEUROTRANSMITTERS.
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SEROTONIN
---------------- SECRETION RESPONDS TO SENSORY INPUTS RECIEVED BY ALL 5 SPECIAL SENSES.
DOPAMINE:--TOO MUCH DOPAMINE SECRETION AFFECT EMOTIONAL STATE,ABILITY TO CONCENTRATE &ABILITY TO LEARN

GABA --PREVENTS OTHER AREA OF THE BRAIN FROM OVER STIMULATED BY BALANCING OTHER TRANSMITTERS


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