Describe anatomy of tongue. Add a note on its development
(or)
Describe surface features of dorsum of the tongue. How do you connect its epithelial innervations to its development?
(or)
Development of tongue
Answer:
Development of Tongue:
- Tongue is a muscular organ situated in the floor of the mouth
- The tongue has
- A root
- A tip
- A bodywhich has
- A curved upper surface or dorsum
- An inferior surface
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Dorsum of tongue:
- Dorsum of tongue is divided into 2 parts by a faint Vshaped groove, the sulcus terminalis.
- They are
1. Oral part or anterior twothird
- Dorsum of tongue Site: It is placed on the floor of the mouth
- Dorsum of tongue Surface & Margins:
- Its margins are free & in contact with the gums & teeth
- Its superior surface shows a median furrow & is covered with rough papillae
2. Pharyngeal part or posterior onethird
Development of Tongue Site:
- Development of Tongue Site lies behind the palatoglossal arches & the sulcus terminalis
Development of Tongue Surface:
- Posterior surfaceforms the anterior wall of the oropharynx
- The mucous membrane is devoid of papillae
- Development of Tongue Site consists of lingual tonsil & mucous glands
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Development of tongue & nerve supply:
Epithelium & muscular development:

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Question 3. Give an account of musculature of tongue & its development. Write briefly about lymphatic drainage of tongue (or) Lymphatic drainage of tongue (or) Lymphatic drainage of tongue
Answer:
- Tongue is a muscular organ
- Lymphatic drainage of tongue consists of 4 intrinsic & 4 extrinsic muscles


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Lymphatic Drainage:

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