Throttle Body: Description
WARNING: This page is about a different car, the 2006 Chrysler Crossfire. However, it is still accessible from the selected car via links, so may be relevant.
The Throttle Body is located on the intake manifold. The Throttle Body controls the amount of air that enters the intake manifold. Fuel does not enter the intake manifold through the Throttle Body. Fuel is sprayed into the manifold by the fuel injectors.