迷走神経(めいそうしんけい) めいそうしんけい noun vagus nerve formalmedicalbody-internalhealth 1. vagus nerve The long cranial nerve that runs from the brain down through the neck and chest to the abdomen, controlling heart rate, digestion, and other automatic functions. 迷走神経(めいそうしんけい)は脳(のう)から出(で)ている。🔊 The vagus nerve comes out of the brain. 迷走神経(めいそうしんけい)が心臓(しんぞう)の働(はたら)きを調節(ちょうせつ)している。🔊 The vagus nerve regulates the working of the heart. 採血(さいけつ)のときに気(き)を失(うしな)うのは、迷走神経(めいそうしんけい)反射(はんしゃ)によるものが多(おお)い。🔊 Fainting during a blood draw is often caused by a vagus nerve reflex. 迷走(めいそう) (wandering, straying) + 神経(しんけい) (nerve) — named for the long, wandering course the nerve takes through the body, matching the Latin sense of "vagus".Common collocations迷走神経(めいそうしんけい)反射(はんしゃ): vagal reflex迷走神経(めいそうしんけい)を刺激(しげき)する: to stimulate the vagus nerve迷走神経(めいそうしんけい)の働(はたら)き: the action of the vagus nerveSimilar words自律神経(じりつしんけい): autonomic nervous system — the larger system the vagus nerve belongs to視神経(ししんけい): optic nerve — another named cranial nerve Related Words Compare: 自律神経(じりつしんけい) (autonomic nervous system) Compare: 視神経 (optic nerve) general Added 2026.7.27 12:18 · Revised 2026.9.2 13:02 30000/30156_meisoushinkei