<prompt> Which of the following brainstem nuclei is not derived from the alar palate?Inferior olivarySubstantia nigraDentateHypoglossal  <response>: D i.e. Hypoglossal 3rd occlomotor, 4th trochlear 6rh abducent and 12thhypoglossal are pure motor efferent nerves and their nuclei originate from basal plate. Mn 3, 4, 6, and 12 motorsEdinger -westphal nucleusQ, Hypoglossal 12 3rd,4th and 6deg nerve nucleus, Nucleus ambiguous 9, 10, 11 cranial nerve and Salivatory nucleus are efferent motor nuclei and originate from basal ventrolateral plate.Mn- Eden Has 3, 4, 6 Ambigous salivaCerebellum coex deep nuclei Corpora bigemina, Colliculi, Cochlear - vestibular complex, Cuneate - Gracile nucleus and Corpus pontobulbare, Rhombic lips, Olivary nucleus Pontine nucleus, Solitarius nucleus, Frenulum veli and Marginal Oval bundle are afferents and originate from alar dorsolateral lamina. Mn - 6 CROPS From Oval Margin.Substantia Nigra, Red and Reticular nuclei are of mixed alar basal origin. Mn SuN Re 