Postnat - POSTNATAL DEVELOPMENT OF BEHAVIOR IN THE RAT AGE(DAYS EVENT POSTURAL DEVELOPMENT 1-4 no forelimb or hindlimb support belly and head lays

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POSTNATAL DEVELOPMENT OF BEHAVIOR IN THE RAT AGE (DAYS) EVENT POSTURAL DEVELOPMENT 1-4 no forelimb or hindlimb support belly and head lays on ground 4-9 raises head and shoulders pelvis still rests on ground 10-12 wobbly body support 12-21 rears on hindlimbs with forelimb support 15 stands on three legs, scratches with fourth supports body well 15-21 rears on hindlimbs without forelimb support REFLEXES AND SIMPLE ELICITED BEHAVIORS 1-3 twitches during sleep (REM-like)--involves whole body stretches and yawns 1-7 limb withdrawal in response to pain stereotyped--all limbs respond repeatedly, wriggling of body righting accomplished by U-flexions twisting begins on day 2 4 proprioceptive forelimb placing 5-10 cliff avoidance vibrissal placing of forelimbs 7 tactile forelimb placing chin-elicited placing twitches during sleep confined to hindlimbs and tail 9 proprioceptive hindlimb placing 10 sleep more "peaceful" 13 tactile hindlimb placing 14-17 air-righting response
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LOCOMOTION -2-0 alternating coordination within and between forelimbs during
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This note was uploaded on 11/21/2011 for the course DEP 3053 taught by Professor Miller during the Fall '08 term at University of Florida.

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Postnat - POSTNATAL DEVELOPMENT OF BEHAVIOR IN THE RAT AGE(DAYS EVENT POSTURAL DEVELOPMENT 1-4 no forelimb or hindlimb support belly and head lays

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