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

The stylohyoid muscle is part of the muscles of the head and has the role of lifting the hyoid bone.

My diet is rich in protein.

His constitution makes him prone to catching colds.

He has a susceptibility to depression, and tends to get down over little things.

He has cyclothymia, and his mood changes drastically.

The aerosol in this area is very dense.

That dog is reputed to be vicious.

The cytoplasm contains various substances necessary for cellular activity.

This wall is made of chalky material.