The Scope channels dialog provides some options for scoping channels using a specific node. By scoping a channel, you are making it available for viewing/editing in the timeline, animation editor, and channel list.
Include Inputs
Turning on this option will scope all channels found on all of the nodes that are directly or indirectly wired to the input of the selected node.
Include Outputs
Turning on this option will scope all channels found on all of the nodes that are directly or indirectly wired to the output of the selected node.
Include Descendants
Turning on this option will scope all channels found on all of the nodes that are contained inside the selected node.
Include Both Constant and Animated Channels
Selecting this option will allow both constant and animated channels to be scoped.
An animated channel has values that differ across time. A constant channel has the same value across time.
Include Only Animated Channels
Selecting this option will only allow channels which have values that differ across time to be scoped.
Include Only Constant Channels
Selecting this option will only allow channels which have the same values across time to be scoped.
Include Only Channels with Non-Integer Keyframes
Turning on this option will only scope channels that have keys at non-integer frames.