What muscle forms the lips?

A. buccinator muscle
B. orbicularis oculi muscle
C. orbicularis oris muscle
D. labial frenulum muscle


C

Anatomy & Physiology

You might also like to view...

Which of the following structures contributes the most to the total refractive ability of the eye?

a. lens b. cornea c. ciliary muscle d. retina e. iris

Anatomy & Physiology

Which of the following substances is NOT likely to trigger the immune response?

A) pollen grains B) bacteria C) self-antigens D) fungi E) virus particles

Anatomy & Physiology

Aldosterone is a steroid hormone that ________ synthesis of Na+/K+ pumps and Na+ channels in principal cells of kidney tubules.

A. inhibits B. stimulates

Anatomy & Physiology

The nervous system avoids muscle fatigue during submaximal contraction by

A) asynchronous recruitment. B) synchronous recruitment. C) always recruiting slow-twitch motor units. D) always recruiting fast-twitch motor units.

Anatomy & Physiology