Question

multiple choice question

which muscle is encircles the eye and closes the eye?

levator palpebrae superioris
orbicularis oris
levator anguli oris
orbicularis oculi

Explanation:

Analyze the question prompt

The question asks to identify the muscle that encircles the eye and is responsible for closing the eye.

Evaluate the first option

Using the Levator Palpebrae Superioris knowledge point

• This muscle elevates the upper eyelid to open the eye, which is the opposite of closing it.

Evaluate the second option

Using the Orbicularis Oris Anatomy knowledge point

• This sphincter muscle encircles the mouth and is responsible for puckering or closing the lips, not the eyes.

Evaluate the third option

• The levator anguli oris is a facial muscle that elevates the angle of the mouth (associated with smiling), so it does not encircle or close the eye.

Evaluate the fourth option

Using the Orbicularis Oculi Anatomy knowledge point

• This sphincter muscle surrounds the orbit of the eye and contracts to close the eyelids (blinking, squinting, and closing the eye tightly).

Answer:

• Levator palpebrae superioris
• Orbicularis oris
• Levator anguli oris
• Orbicularis oculi (Correct answer)