The thyroid cartilage surrounds the thyroid gland in the middle of the throat. Its primary function is to protect and support the vocal cords. It is one of the laryngeal cartilages, which make up ...

They depend on organs in the mouth and chest, such as the esophagus and tongue, to help chew, move food, and perform primary digestive functions. The abdomen also includes the urinary system.

It is very small at birth and becomes walnut-sized during puberty. The primary function of the ethmoid sinus, like all the sinus cavities in the skull, is to provide lubrication (mucus ...