petrosal ganglion मीनिंग इन हिंदी

For example, r2 has been shown to give rise to the trigeminal ganglion, while r4 has been shown to give rise to the geniculate gangion as well as spiral and Scarpa's ganglia . r5 and r6 gives rise to the abducens nerve, and the lower part of r6 and the upper part of r7 gives rise to the petrosal ganglion.