He is doing special exercises to strengthen the opponens digiti minimi muscle of his foot.

He underwent surgery due to an injury to the opponens digiti minimi muscle.

He is doing special exercises to strengthen his abductor pollicis longus.

He is doing a special exercise to strengthen his vastus intermedius muscle.

The tensor veli palatini is one of the muscles that help in mastication and swallowing.

The tensor tympani is a muscle located in the middle ear that regulates the tension of the eardrum.

The rectus capitis lateralis muscle is part of the neck muscles, and it helps to move the head sideways.

The rectus capitis posterior major muscle is a part of the neck muscles, and it helps in the action of pulling the head backwards.

The depressor anguli oris is the muscle that lowers the corners of our mouth when we are sad.

The external urethral sphincter is an important muscle for controlling the excretion of urine.