The largest section of the slots view lists the slot names of the current class. Selecting a slot in this list displays a description of it in the Description list, and you can operate on any number of selected slots using the commands in the Slots menu.
If
Include Inherited Slots
is selected, slots inherited from the superclasses of the current class are listed as well as those explicitly defined on the current class. Deselect this button to see only those slots defined on the current class. In the Slots/Functions tab of the Class Browser Preferences dialog, you can also configure the default setting of this option. Choose
Window > Window Preferences...
or click 
in the Class Browser to display this dialog.
The number of items listed in the Slots area is printed in the Matches box.