He started a special exercise to strengthen his articularis genus muscle.

He injured his knee joint.

The multifidus lumborum muscle is one of the important muscles that support our back.

The arytenoid muscle is part of the laryngeal muscles, regulating the opening and closing of the vocal cords.

His painting was bought by a celebrity, which instantly increased its value.

This hammer is really a useful item.

There is a small mound in the park.

There are many books on my desk.

There is a new desk in my room.

There is a large Zelkova tree standing in the park.