TWELFTH CRANIAL NERVES
\twˈɛlfθ kɹˈe͡ɪnɪəl nˈɜːvz], \twˈɛlfθ kɹˈeɪnɪəl nˈɜːvz], \t_w_ˈɛ_l_f_θ k_ɹ_ˈeɪ_n_ɪ__ə_l n_ˈɜː_v_z]\
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The 12th cranial nerve. The hypoglossal nerve originates in the hypoglossal nucleus of the medulla and supplies motor innervation to all of the muscles of the tongue except the palatoglossus (which is supplied by the vagus). This nerve also contains proprioceptive afferents from the tongue muscles.
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hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.