Laryngeal nerve supply mnemonic

Motor supply of the larynx

The mnemonic

RLN rules except CT

What each word stands for

  • RLNRecurrent laryngeal nerve supplies all intrinsic muscles
  • CTCricothyroid is the exception, by the external laryngeal nerve

Why it matters clinically

Predicts voice changes after thyroid surgery or superior laryngeal injury.

Where it stops being reliable

Does not cover sensory supply.

Teaching aid, still awaiting independent review. Confirm facts in a standard source.

More mnemonics

Common questions

What is the Laryngeal nerve supply mnemonic?

RLN rules except CT. It helps you recall: Motor supply of the larynx.

What does "RLN" stand for?

Recurrent laryngeal nerve supplies all intrinsic muscles

What does "CT" stand for?

Cricothyroid is the exception, by the external laryngeal nerve

What are all the parts of the RLN rules except CT mnemonic?

RLN: Recurrent laryngeal nerve supplies all intrinsic muscles; CT: Cricothyroid is the exception, by the external laryngeal nerve.

Which topic does this mnemonic belong to?

It belongs to Laryngeal nerve supply in ENT.

Where does this mnemonic stop being reliable?

Does not cover sensory supply.

How is this useful clinically?

Predicts voice changes after thyroid surgery or superior laryngeal injury.

How do I make this mnemonic stick?

Say it aloud, write it from memory tomorrow, then again in a week. Then test yourself on a ENT question about Laryngeal nerve supply.

Is this a standard mnemonic?

It is a teaching aid written or adapted by our team. Some resemble ones students share informally. Check any fact that matters in a standard source.