括约肌 (guā) — sphincter
Definition
Technical medical term for a 'sphincter' — a ring-shaped muscle that tightens to close a body opening. A specialized, clinical noun used in medical contexts.
noun
sphincter
Examples
- 括约肌。Yī shēng jiǎn chá le bìng rén de guā.The doctor examined the patient's sphincter.
- 括约肌。guā De shōu suō gōng néng duì kòng zhì pái biàn hěn zhòng yào.The contractile function of the sphincter is important for controlling defecation.
- 括约肌。Gāng mén guā de sǔn shāng kě néng dǎo zhì shī jìn.Damage to the anal sphincter can lead to incontinence.
Appears in
Browse more HSK 7-9 words or search the full 43,000-word dictionary.