Which of the Following is an Intrinsic Muscle of the Tongue

Question

Which of the following is an intrinsic muscle of the tongue?
A) longitudinalis superior
B) hyoglossus
C) genioglossus
D) styloglossus

Accepted Answer

The longitudinalis superior is an intrinsic muscle of the tongue, responsible for altering the shape of the tongue during speech and swallowing. The other options listed are extrinsic muscles, which originate outside the tongue and are responsible for its gross movements.