Question

Recurrent laryngeal nerve RLN

Option 1: Location
Option 2: Innervation
Option 3: Both location and innervation
Option 4: Neither location nor innervation

Answer 1

The recurrent laryngeal nerve (RLN) is responsible for innervating the muscles of the larynx and has a specific location on each side of the body.

Step-by-step explanation:

The recurrent laryngeal nerve (RLN) is a branch of the vagus nerve and is responsible for innervating the muscles of the larynx. It plays a critical role in controlling vocal cord movement and therefore speech production.

The location of the recurrent laryngeal nerve is specific to each side of the body. On the right side, it loops around the subclavian artery, while on the left side, it loops around the aortic arch. This unique pathway makes the RLN vulnerable to injury during certain surgical procedures.

In summary, the recurrent laryngeal nerve is responsible for innervation of the larynx muscles and has a location that varies for each side of the body.