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ื ื‘ื˜ ๐ŸŒฑ

ื ื‘ื˜ ๐ŸŒฑ

ืžืืžืจื™ื

    ื ื‘ื˜ ๐ŸŒฑ

    Embryology

    ืขืœ ื”ืงืฉืจ ื‘ื™ืŸ ื”ืคื™ื–ื™ื•ืœื•ื’ื™ื” ืฉืœ ื”ืขื•ื‘ืจ ื•ื‘ื™ืŸ ื”ืžืกืข ื”ื ืฉืžืชื™ ืฉืื ื—ื ื• ื—ื•ื•ื™ื ืชื•ืš ื›ื“ื™ ืชื”ืœื™ืš ื”ื”ื™ื•ื•ืฆืจื•ืช.

    ื›ื™ ืœื™ื“ื” ื–ื” ื ืคืฉ ื™ื•ืœื“ืช ื ืคืฉ.

    ืื™ืš ืื ื—ื ื• ื ื•ืฆืจื™ื?โœจ

    ื–ืจืข ืžืคืจื” ื‘ื™ืฆื™ืช

    ื•ื”ื ื”ื•ืคื›ื™ื ืœืชื ืื—ื“ ืฉืœืโค๏ธ

    ืชื ืื—ื“

    ืฉืžืชืคืฆืœ ืฉื•ื‘ ื•ืฉื•ื‘,

    ืขื“ ืฉื ื•ืฆืจ ืฆื‘ืจ ืชืื™ื ืฉื“ื•ืžื” ืงืฆืช ืœืคื˜ืœ ืงื˜ื ื˜ืŸ.

    ื”ืชืื™ื ืžืžืฉื™ื›ื™ื ืœื”ืชืคืฆืœ- ืœื”ืชืžื™ื™ืŸ

    ื•ื™ื•ืฆืจื™ื 3 ืฉื›ื‘ื•ืช (3 ืฆื™ืจื™ื):

    ืฆื™ืจ ืงื“ืžื™:

    ืื ื“ื•ื“ืจื (Endoderm)-

    ืžืžื ื• ืžืชืคืชื—ื™ื ืžืขืจื›ืช ื”ืขื™ื›ื•ืœ, ื”ื›ื‘ื“, ืžืขืจื›ืช ื”ื ืฉื™ืžื” ื•ื”ื‘ืœื•ื˜ื•ืช ื”ืคื ื™ืžื™ื•ืช.

    ืดื‘ื™ืŸ ืื“ื ืœืขืฆืžื•ืด-

    ื”ืฆื™ืจ ืฉืžื™ื™ืฆื’ ืืช ื”ืฆืจื›ื™ื ื”ื›ื™ ื‘ืกื™ืกื™ื™ื,

    ื‘ื™ื ื™ื ื• ืœืขืฆืžื ื•.

    ื ืฉื™ืžื”, ืื›ื™ืœื”.

    ๐Ÿซ

    ืฆื™ืจ ืืžืฆืขื™:

    ืžื–ื•ื“ืจื (Mesoderm)-

    ืžืžื ื• ืžืชืคืชื—ื•ืช ื›ืœ ืจืงืžื•ืช ื”ื—ื™ื‘ื•ืจ:

    ื”ืฉืœื“, ื”ื“ื, ื”ืฉืจื™ืจื™ื ื•ื”ืกื—ื•ืก, ื”ืœื‘ ื•ื”ื›ืœื™ื•ืช, ืžืขืจื›ืช ื”ืžื™ืŸ.

    ืดื‘ื™ืŸ ืื“ื ืœื—ื‘ืจื•ืด-

    ื”ืฆื™ืจ ืฉืžื—ื‘ืจ ืื•ืชื ื• ืขื ื”ืกื‘ื™ื‘ื”.

    ื”ืฆื™ืจ ืฉืžื—ื‘ืจ ืื•ืชื ื• ืœืœื‘, ืœื”ืชืื”ื‘ื•ืช, ืœืžื™ื ื™ื•ืช, ืœื—ื‘ืจื•ืช.

    ืฆื™ืจ ืฉื›ื•ืœื• ื—ื™ื‘ื•ืจื™ื-

    ืœืชืช ื•ืœืงื‘ืœ.

    ื”ืฆื™ืจ ืฉืžืืคืฉืจ ืœื ื• ืœื ื•ืข ื‘ืžืจื—ื‘ ืœืืŸ ืฉื‘ื ืœื ื•, ื•ืฉื•ืžืจ ืฉื›ืœ ื”ืื™ื‘ืจื™ื ื”ืคื ื™ืžื™ื™ื ื™ื™ืฉืืจื• ื‘ืžืงื•ื ื›ืฉืื ื—ื ื• ืขื•ืฉื™ื ืืช ื–ื”.

    ื‘ื–ื›ื•ืช ื”ืฆื™ืจ ื”ืืžืฆืขื™ ื•ืจืงืžื•ืช ื”ื—ื™ื‘ื•ืจ- ืžืชืคืชื— ื”ืฆื™ืจ ื”ืื—ื•ืจื™ (ืžืขืจื›ืช ื”ืขืฆื‘ื™ื).

    ื”ืจืงืžื•ืช ืžืฉื“ืจื•ืช ืžืกืจ ื›ื™ืžื™ (ืฉืœ ื—ืœื‘ื•ื ื™ื ืžืกื•ื™ืžื™ื) ืฉืžืืคืฉืจื™ื ืœืชืื™ื ืฉืœ ื”ืฆื™ืจ ื”ืื—ื•ืจื™ ืœืคืชื— ืžืขืจื›ืช ืขืฆื‘ื™ื (ืžื•ื— ื•ื—ื•ื˜ ืฉื“ืจื”).

    ื›ืœื•ืžืจ-

    ืžื‘ื—ื™ื ื” ืคื™ื–ื™ื•ืœื•ื’ื™ืช-

    ืื™ืŸ ื”ืชืคืชื—ื•ืช ื‘ืœื™ ืชืงืฉื•ืจืช.

    ื”ืชืงืฉื•ืจืช ื‘ื™ืŸ ื”ืชืื™ื ื”ื™ื ื–ืืช ืฉืžืืคืฉืจืช ืืช ื”ื”ื™ื•ื•ืฆืจื•ืช ืฉืœื”ื:

    ืดื‘ื™ืŸ ืื“ื ื•ื—ื‘ืจื•ืด.

    ๐Ÿซ€

    ืฆื™ืจ ืื—ื•ืจื™:

    ืืงื˜ื•ื“ืจื (Ectoderm)-

    ืžืžื ื• ืžืชืคืชื—ื™ื ืžืขืจื›ืช ื”ืขืฆื‘ื™ื, ืื™ื‘ืจื™ ื”ื—ื™ืฉื”, ื”ืฉื™ื ื™ื™ื, ื”ืืคื™ื“ืจืžื™ืก ื•ื”ืžื‘ื ื™ื ื”ืงืฉื•ืจื™ื ืœื• (ืฉื™ืขืจ, ืฆื™ืคื•ืจื ื™ื™ื).

    ืดื‘ื™ืŸ ืื“ื ืœืžืงื•ืืด-

    ื”ืฆื™ืจ ืฉืžืžื ื• ืžืชืคืชื—ืช ืžืขืจื›ืช ื”ืขืฆื‘ื™ื ื›ืœื•ืžืจ ื”ืžื•ื— ืฉืœื ื•.

    ื”ืงื•ื’ื ื™ืฆื™ื”, ื”ืžื™ื™ื ื“, ื”ืฉื›ืœ:

    ื”ืชืคื™ืกื” ืฉืœื ื• ืืช ื”ืขื•ืœื, ื”ืืžื•ื ื•ืช ืฉืœื ื•, ื”ืžื—ืฉื‘ื•ืช, ื”ืคืจืฉื ื•ื™ื•ืช ืœื—ื•ื•ื™ื•ืช, ื”ื–ื™ื›ืจื•ื ื•ืช.

    ื”ื—ื™ื‘ื•ืจ ื‘ื™ืŸ ื”ื’ื•ืฃ ื•ื”ื ืฉืžื”โœจ

    ๐Ÿง 

    ื•ื›ืœ ื”ืคืœื ื”ื–ื” ืžืชืจื—ืฉ ื‘8 ื”ืฉื‘ื•ืขื•ืช ื”ืจืืฉื•ื ื™ื ืœื—ื™ื™ื.

    ื‘ึธึผืจื•ึผืšึฐ ืึทืชึธึผื” ื™ึฐื™ึธ ืึฑืœึนื”ึตื™ื ื•ึผ ืžึถืœึถืšึฐ ื”ึธืขื•ึนืœึธื, ืึฒืฉึถืืจ ื™ึธืฆึทืจ ืึถืช ื”ึธืึธื“ึธื ื‘ึฐึผื—ึธื›ึฐืžึธื”, ื•ึผื‘ึธืจึธื ื‘ื•ึน ื ึฐืงึธื‘ึดื™ื ื ึฐืงึธื‘ึดื™ื, ื—ึฒืœื•ึผืœึดื™ื ื—ึฒืœื•ึผืœึดื™ื.

    ืžืœืš=

    ืžื•ื— (ืืงื˜ื•ื“ืจื)

    ืœื‘ (ืžื–ื•ื“ืจื)

    ื›ื‘ื“ (ืื ื“ื•ื“ืจื)

    ื™ืฆื™ืจื” ืžื•ืฉืœืžืช

    โค๏ธ

    -

    ื ื˜ืข ืฉื—ืจ- ื“ื•ืœื” ื‘ื”ืชื”ื•ื•ืช๐ŸŒฑ


    ืื•ืœื™ ื™ืขื ื™ื™ืŸ ืื•ืชืš