en:foetal_embryology

FOETAL EMBRYOLOGY

  • recurring life , ontogeny
  • phylogeny
  • progeny , today's creator ( अद्यज )
  • EMBRYOLOGY GENITORS
    • zygote ( युग्मज )
      • Blast -
        • Amnioblast ( उल्वज )
        • Blastocoel ( जननगुहा ) , Blastocyst ( जननपूट ) , Blastomeres ( जननखंड ) , Blastopore ( जननछिद्र )
        • Embryoblast ( भ्रूणज )
        • Epiblast ( अधिज , आद्यबहिर्जनस्तर ) , Hypoblast ( अधःज , आद्यअंतःजनस्तर )
        • Trophoblast ( पोषज )
      • heart and vessels creator
        • Angiogenesis ( वाहिकाजनन )
        • Cardiogenic area ( हृदजनक क्षेत्र ) , Cardiac progenitor cell ( हृद प्रजनक कोशिका )
      • creator of kidney
        • Nephrogenic cord
      • nervous system creator
  • युग्मज (zygote )
    • द्वि कोशिकीय युग्मज ( क्स 2 celled )
    • 4 celled (4 क्स )
    • 8 celled (8 क्स )
    • 16 celled (16 क्स )
      • जननपूट (blastocyst - क्सः )
      • जननगुहा ( blastoceol - ह,अः)
      • outer cell mass ( क )
        • पोषज ( trophoblast )
          • कोशिकापोषज (cytotrophoblast - क्र )
          • बीजपोषक संकोशिका (synctiotrophoblast - कृ )
      • भ्रूणीय ध्रुव (Emrbyonic pole - किं )
        • अवभ्रूणीय ध्रुव ( Abembryonic pole - कुं )
        • Mural trophoblast (कों )
      • भ्रूणज ( inner cell mass / embryoblast - स)
        • अधिःज ( epiblast - श )
          • उल्वीय गुहा ( amniotic cavity - शः )
          • उलवज ( amnioblast )
            • ectoderm
              • आद्य रेखा ( Primitive streak )
                • आद्य मंडली , आद्य गांठ (Primitive knot / node / hensens node )
                  • जनन छिद्र ( blastopore )
                    • आद्य पृष्ठरज्जु नाल ( notochordal process )
                      • आद्य तंत्राशय नली (neurenteric canal )
                      • तंत्रिक शिखर ( neural crest )
        • अधःज ( hypoblast - ष )
        • मध्यत्वक, मध्यज ( mesoderm - स ) derived from ingressing epiblast cells
          • paraxial ( परअक्षीय - )
            • extends from primitive streak to prechordal plate
              • extends to otic vesicle of hind brain
                • post otic part undergoes segmentation in to cubical blocks
                  • अनुकाय , कायखंड ( Somites ) or , अनुकायांश ( somitomeres ) , metameres by transverse clefts
                    • 44 pairs develop
                      • first 4 pairs called occipital somites
                        • form skull
                      • 8 cervical
                      • 12 thoracic
                      • 5 lumbar
                      • 5 sacral
                      • 8-10 coccygeal
                      • (sclerotome)
                      • (dermato-myotome)
                        • lateral (dermatome) plate
                          • त्वचा ( dermis of skin )
                        • medial muscle plate
                          • अक्षीय मांस - पेशी (axial muscles)
                          • muscles of tongue
                          • diaphragm
                          • अंगीय मांस पेशी ( limb muscles )
                • rostral/ beak part remains unsegmented
                  • develop base of skull
          • Intermediate ( अंतरामध्य )
          • Lateral ( पार्श्व )
            • continuous with pericardial bar cephalic to buccopharyngeal membrane
            • pericardial bar
              • pericardial sac
            • series of clefts appear inside
              • join to form
                • intraembryonic coelom
                • u shaped tubular passage
                • divides mesoderm
                  • somatic layer with overlying ectoderm
                    • somatopleure
                      • body wall
                      • parietal layer
                      • skeletal elements
                        • pectoral girdle
                        • pelvic girdle
                  • splanchnic layer with underlying endoderm
                  • Splanchnic layer
                  • gut
              • splanchnic mesoderm
      • बाह्य भ्रूणगुहा ( extraembryonic coelom )
      • बाह्य मध्यत्वक ( extramebryonic mesoderm )
        • आद्यकायिक मध्यजनस्तर ( Somatopleuric mesoderm )
        • आद्यआशय मध्यजनस्तर ( Splanchnopleuric mesoderm )
      • PRIMITIVE POSTURE OF EMBRYO
        • the first folding of embryo to reorganize the organ locations
          • cardiogenic area , pericardial sac , septum transversum
  • आद्य गर्त ( Primitive pit )
  • आद्य खात ( Primitive groove )
  • आद्य स्थंभ / पृष्ठरज्जु ( notochord )
  • decidua ( माँ )
    • decidua basalis पाती आधार
    • decidua parietalis पाती पार्श्‍व
    • decidua capsularis पाती संपुट
  • Alphabet circle / alphabetic sphere
  • alphabetic lineages or alphabetic differentiation
X XX XX XX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX ~~~~ - ZYGOTE - TWO CELLED STAGE - FOUR CELLED STAGE - EIGHT CELLED STAGE - SIXTEEN CELLED STAGE - FLUID ENTERS BETWEEN CELLS TT EEEE - FLUID ENTERS BETWEEN CELLS , E = inner cell mass (Embryoblast) , T = Trophoblast , ~ = Blastocoel ( Blastocyst cavity) EEEE EEEE EEEE ~~~~ TT EEEE - FLUID ENTERS BETWEEN CELLS , E = inner cell mass (Embryoblast) , T = Trophoblast , ~ = Blastocoel ( Blastocyst cavity) EEEE - TT = embryonic pole , tt = Abembryonic pole EEEE EEEE ~~~~ tt TT CCCC - FLUID ENTERS BETWEEN CELLS , E = inner cell mass (Embryoblast) , T = Trophoblast , ~ = Blastocoel ( Blastocyst cavity) DDDD - TT = embryonic pole , tt = Abembryonic pole - C = Ectoderm , D = Endoderm ~~~~ tt TT AAAAAAA A~A~A~A~A~ - A~ = amniotic cavity , Y~ = yolk sac or primary yolk sac CCCCCCCC DDDDDDDD Y~Y~Y~Y~Y~ HHHHHHH
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  • en/foetal_embryology.txt
  • 2024/08/29 13:53
  • brahmantra