My father has been suffering from sciatica for a long time.

She started doing yoga to balance her autonomic nervous system.

Neuroanatomy is an important field of study for understanding the structure and function of the brain.

The sympathetic ganglion is a part of our autonomic nervous system and controls various functions of the body.

The parasympathetic nerves help our body to relax and conserve energy.

The sympathetic nervous system controls the body's stress response.

He returned the sword to its sheath.

Please look at my new bow case.

The signal turned red, so I stopped.

This zoo is putting a lot of effort into the protection of endangered species.