The Tongue


Types of papillae
1.        Vallate papillae :
           about 8-12
           arranged in an inverted V shape towards the base of the tongue.
            largest papillae and are easily seen

2.        Fungiform papillae
            at the tip and the edges of the tongue

3.        Filiform papillae
           on the surface of the anterior two-thirds
            of the tongue

Blood supply
Lingual branch of the external carotid artery.
Venous drainage by lingual vein 
internal jugular vein.

Nerve supply
Hypoglossal nerve (12th)
Lingual branch of the mandibular nerve
Facial nerve
Glossopharyngeal nerve

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