Mindblown: a blog about philosophy.

Around the stomach.  

Around a ganglion, a mass of nerve tissue outside brain and spinal cord.  

Around an abnormal tubelike passage.  

Surrounding a bundle of nerve or muscle fibers.  

Around the tissue lining the brain chambers and spinal cord canal.  

Around the intestines.  

Around the outer coat of brain or spinal cord.  

Around an anatomic duct. Surrounding a duct; typically used to describe conditions in and around the breast and milk ducts.  

Tissue covering front and sides of testis. The tunica vaginalis of the testicle. The protective layer that surrounds each of the testicles.  

Interval before relaxation period of the heartbeat.