He underwent surgery on his extraocular muscle.

He is doing special exercises to strengthen his external obturator muscle.

The external intercostal muscle plays an important role in respiration.

The external anal sphincter plays a crucial role in helping us control defecation.

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

I went to see the beautiful scenery of Sotogahama.

He is good at reading traditional Chinese characters.

He is good at reading simplified Chinese characters.

The pineal body is a small endocrine gland located in the brain.

I have experienced astral projection.