颊神经牙龈支
Rami gingivales nervi buccalis
定义
颊神经的牙龈支起自颊神经,于颊区走行时发出,位于颊肌外侧。
颊神经是一支以感觉纤维为主的神经,起自下颌神经前干。其沿下颌支前缘下行,绕过颞肌肌腱后,向外侧延续进入颊区。该神经为颊肌、覆盖其上的皮肤及深面的口腔黏膜提供一般躯体感觉支配。在此处,颊神经还发出神经支,分布于下颌磨牙颊侧牙龈(即颊神经的牙龈支)。
參考資料
Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 8: Head and Neck’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 933.
Standring, S. and Gray, H. (2016). ‘Chapter 31: Oral Cavity’ in Gray’s anatomy The anatomical Basis of Clinical Practice. (41st ed.) New York: Elsevier, pp. 527.e1.
Siddik, A.B. and Sapra, A. Anatomy, Head and Neck, Buccal Nerve. [Updated 2022 Aug 8]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK560732/