जिह्व

  • TONGUE ( जिह्व )
    • Features
      • muscular organ ( मांसीय अङ्ग् )
    • Function ( कार्य )
      • Taste ( स्वाद )
      • Speech ( वचन )
      • Chewing ( चर्वण )
      • Deglutition or swallowing ( निगलन )
      • Cleansing
    • situation ( स्थान )
      • floor or mouth ( मुह के तल में )
    • Shape ( अकार )
      • Convex and triangularly flattened ( त्रिकोणिय चिपटा )
      • Parts ( भाग )
        • Root of tongue ( जिह्व मूल )
          • attachment ( युग्मन )
            • above ( ऊपर )
              • styloid process and soft palate ( शर प्रवर्ध और कोमल तालु )
            • below ( नीचे )
              • mandible and hyoid bone ( अधःहनु और कंठास्थि )
          • these prevent the tongue from collapsing
        • Apex of tongue; tip of tongue ( जिह्व शिखर )
          • anterior free end ( मुक्त अग्र )
            • at rest lies behind upper incisor teeth ( कृंतक दांत )
        • Body of tongue ( जिह्व काय )
          • Dorsum of tongue , upper surface ( ऊपरी स्तर या पृष्ठ स्तर )
            • divided by sulcus terminalis ( Terminal sulcus of tongue)
              • V shaped groove ( खात )
                • meet at a point called (
                  • foramen caecum ( अंध छिद्र में जुड़ता हैं )
                    • site from which thyroid diverticulum grows in embryo
                    • (Thyroglossal duct) ( अवटु नली का विकास होता है )
                • runs laterally and forwards up to palatoglossal arches
              • Anterior part ; presulcal part , oral part ( अग्र भाग )
                • mucous membrane
                  • projections from mucous membrane ( श्लेषझिल्ली के उभाड़ )
                    • Papillae of tongue; lingual papillae
                      • Filiform papillae
                        • situated
                          • presulcal area over dorsum of tongue
                        • size
                          • smallest ( सबसे छोटा )
                        • shape
                          • velvety appearance
                          • conical in shape
                            • pointed and covered with keratin
                            • apex split in to filamentous process
                      • Fungiform papillae
                        • situated
                          • near tip and margins of tongue
                          • some scattered over dorsum
                        • size
                          • smaller than vallate but larger than filiform
                        • shape ( एक डांगाली और गोल सिर )
                          • narrow pedicle and rounded head
                        • color
                          • bright red
                      • Vallate papillae
                        • situated
                          • immediately in front of sulcus terminalis
                        • size
                          • large in size , 8-12 in number
                        • shape
                          • cylindrical projection surrounded by a circular sulcus
                          • walls of papilla
                            • taste buds ( स्वाद कली )
                      • Foliate papillae
                        • situated
                          • lateral border just in front of circum-valallate papilla
                        • shape
                          • leaf shaped ( फाली आकार )
                • 2/3rd of tongue
                • margins are free ( किनारे मुक्त )
                • just in front of palatoglossal arch it shows
                  • foliate papillae
              • Posterior part; post-sulcal part , pharyngeal part
                • 1/3rd of tongue
                • Lymphoid part ( लसीका भाग )
                  • lies behind palatoglossal arches and sulcus terminalis
                  • called as base of tongue ( जिह्व का आधार )
                  • forms anterior wall of oropharynx
                  • mucous membrane
                    • no papilla
                    • many lymphoid follicles
                      • collectively called lingual tonsil
                    • mucous glands are also present
              • Posterior most part of tongue
                • attachment
                  • connected to epiglottis ( कंठच्छद से जुड़ा होता है )
                  • by three folds of mucous membrane ( तीन मोड के द्वारा )
                    • median Glosso-epiglottic fold (मध्य जिह्व-कंठच्छद मोड )
                      • either side of median fold there is a depression
                        • vallecula
                    • lateral Glosso-epiglottic fold ( पार्श्व जिह्व-कंठच्छद मोड )
                      • right and left
                      • separates the vallecula from piriform fossa
          • Inferior surface of tongue
            • oral part only
              • smooth mucous membrane
              • Frenulum of tongue ( युग्म रेखा )
                • each side prominence produced by deep lingual veins
                • more laterally there is a fold called
                  • plica Fimbriata , Fimbriated fold
          • Margin of tongue
      • Mucous membrane of tongue
      • Midline groove of tongue; median sulcus of tongue
    • Lymphoid nodules
    • Lingual septum
    • Lingual aponeurosis
    • Muscles of tongue ( जिह्व के पेशी )
      • Extrinsic
        • Genioglossus
        • Hyoglossus
        • Chondroglossus
        • Ceratoglossus
        • Styloglossus
      • Intrinsic
      • Palatoglossus
  • FAUCES
    • Isthmus of fauces; oropharyngeal isthmus
    • Soft palate
      • Uvula
      • Palatoglossal arch; anterior pillar of fauces
        • (Triangular fold)
      • Palatopharyngeal arch; posterior pillar of fauces
        • (Semilunar fold)
    • Tonsillar sinus; tonsillar fossa; tonsillar bed
    • Supratonsillar fossa
    • Palatine tonsil
      • Tonsillar capsule
      • (Tonsillar cleft; intratonsillar cleft)
      • Tonsillar pits
        • Tonsillar crypts
    • Muscles of soft palate and fauces
      • Palatine aponeurosis
      • Levator veli palatini
      • Tensor veli palatini
      • Musculus uvulae
      • Palatoglossus
      • Palatopharyngeus
        • Anterior fascicle
        • Posterior fascicle; palatopharyngeal sphincter
जिह्वा
रसाला
स्वाद
चखना
रसज्ञ
जीभ
ललन
रसज्ञ
रसीका
रसनेन्द्रिया
circumvallate papilla
foliate papilla
fungiform papilla
taste buds
root of tongue
dorsum of tongue
vallecula
genioglossus (चिबुक जिह्विका)
hyoglossus (कंठ जिह्विका)
chondroglossus
styloglossus (शरजिह्विका)
palatoglossus (तालु जिह्विका)
superior longitudinal
transversus
inferior longitudinal
verticalis
  • जिह्वा
  • रसाला
  • स्वाद
  • चखना
  • रसज्ञ
  • जीभ
  • ललन
  • रसज्ञ
  • रसीका
  • रसनेन्द्रिया
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