He is suffering from muscle pain in his gemellus muscle.

He is doing special exercises to strengthen his intercostal muscles.

He is doing special exercises to strengthen his mentalis muscle.

He is doing special exercises to strengthen his caninus muscle.

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.

He said he had experienced an out-of-body experience.

Chloroplasts are the locations where photosynthesis occurs in plant cells.