英语语法分析

The second BCC is centered lateral to the carotid sheath and anteromedial to the sternocleidomastoid muscle.

第二腮裂囊肿位于颈动脉鞘外侧、胸锁乳突肌前内侧。

Methods: Local tissue defects of root carcinoma cases were repaired by sternocleidomastoid myocutaneous flaps.

目的：介绍应用胸锁乳突肌肌皮瓣修复舌根癌术后组织缺损的临床经验。

Electrical stimuli were applied to the infraorbital nerves and it was recorded from the sternocleidomastoid muscles.

刺激一侧眶下神经，于双侧胸锁乳突肌记录。