Cricoarytenoid lateral muscle :-

Cricoarytenoid lateral muscle :-

Muscle details :-

extend from the lateral cricoid cartilage to the muscular process of the arytenoid cartilage.

Origin :-

lateral part of the arch of the cricoid .

Insertion :-

muscular process of the arytenoid cartilage .

Nerve supply :-

recurrent laryngeal branch of the vagus .

Action :-

adduct and medially rotate the cartilage, pulling the vocal ligaments towards the midline and backwards and so closing off the rima glottidis .

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Physiotherapist , Samarpan Physiotherapy Clinic, Vastral, Nirant Cross Road, Ahmedabad

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