He is immersed in the study of the rostrum bone.

He is a famous osteologist, studying many fossils.

In order to maintain health, it is important to adhere to the saying, 'Eat moderately to avoid the doctor.'

When you cross the International Date Line, the date changes by one day.

This experience is something I should carve into my bones and engrave in my liver.

He goes to the gym every day to train his brachioradialis muscle.

He is doing a special exercise to strengthen his sternohyoid muscle.

The mylohyoid muscle plays an important role in opening the mouth.

She started strength training for the iliococcygeus muscle.

The infrahyoid muscle is a part of the neck muscles, and it has the role of pulling the hyoid bone downward.