Nausea is an unpleasant sensation often preceding vomiting; it's typically associated with unease and discomfort in the upper stomach.
This system contributes to balance and sense of spatial orientation; disturbances here can lead to feelings of dizziness and nausea.
Gastrointestinal Tract: This refers to the stomach and intestine where digestion takes place; irritation or issues here can cause nausea.
A neurotransmitter involved in many functions including mood regulation, appetite, and digestion; changes in serotonin levels can influence feelings of nausea.