how can i control this with the integrated voice control
There is a new iOS 13 feature called Voice Control , which can help you control your application and device in general with voice.
Activate this feature in the settings of the Accessibility - Voice Control device as follows: 
Take a look at the Customize Commands menu to dive into voice commands.
The only thing the developer needs to do is ultimately adapt the accessibilityUserInputLabels properties if certain names need to be displayed for some elements.
Voice Control is definitely a built-in tool to achieve your goals.
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