NEET PG DENTAL EXAM

Detailed explanation-1: -Infrahyoid muscles : Together, the infrahyoid muscles play an active role in swallowing through the movement of the larynx. The omohyoid, sternohyoid, and thyrohyoid act to depress the hyoid bone. The thyrohyoid elevates the larynx whereas the sternothyroid depress the larynx.

Detailed explanation-2: -In the neck region, there is a group of muscles located inferior to the hyoid bone called the infrahyoid muscles. This group of muscles contains the omohyoid muscle, the sternohyoid muscle, the sternothyroid muscle, and the thyrohyoid muscle.

Detailed explanation-3: -The sternohyoid is a strap like infrahyoid muscle that connects the hyoid bone with the clavicle and sternum. Along with the omohyoid muscle, it comprises the superficial plane of infrahyoid muscles, while the sternothyroid and thyrohyoid belong to the deep layer.

Detailed explanation-4: -The hyoid muscles are superficial muscles in the neck which attach to the hyoid bone. They are grouped according to their position to the hyoid bone, the suprahyoid muscles lie above the hyoid bone and the infrahyoid muscles lie beneath it.