¾È¸é ½Å°æ ¸¶ºñ(Facial Nerve Falsy)
A. ÇغÎÇÐÀû ±¸Á¶(Anatomy)
1. ¾È¸é ½Å°æ(Facial nerve)
¾È¸é½Å°æÀº µÎ °³ÀÇ °¡Áö·Î µÇ¾î Àִµ¥, Å« °¡Áö´Â °íÀ¯ ¾È¸é½Å°æ(Facial nerve proper) ÀÌ°í °¡´Â °¡Áö´Â Áß°£ ½Å°æ(intermediate nerve)À¸·Î °¢°¢ ´Ù¸¥ ±â´ÉÀ» °¡Áö°í ¼·Î º¸Á¶ÇÏ°í ÀÖ´Ù.
special visceral efferent (SVE, bronchiomotor) fibers
general visceral efferent (GVE, parasympathetic) fibers
special visceral afferent (SVA, taste) fibers
general somatic afferent (GSA, sensory) fibers
1) Special visceral efferent (SVE)
¾ó±¼ÀÇ Ç¥Á¤±Ù, È°°æ±Ù(platysma), Çù±Ù, µî°ñ±Ù(stapedins muscle)¿¡ ºÐÆ÷ÇÏ´Â ¿îµ¿Àû ¿ä¼Ò. ¾È¸é ½Å°æÀÇ ¿îµ¿ÇÙÀº ventrolateral tegmentum dorsal¿¡¼ superior olirary nucleus, ventromedial¿¡¼ spinal trigeminal nucleus·Î ÇâÇÏ¿© cholinergic multipolar neuronsÀÇ columnÀ» Çü¼ºÇÑ´Ù.
Ưº°ÇÑ ±ÙÀ°¿¡ ºÐÆ÷ÇÏ´Â ¼¼Æ÷±º
dorsomedial (auricular and occipital muscles)
ventromedial (platysma)
intermediate (orbiculari¡¦(»ý·«)
2) Special Visceral afferent (SVA)
3) General Somatic Afferent (GSA)
4) General Visceral efferent (GVE)
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