remove connected small objects in image

Hello every one

I had a code that results me this result

it is some how acceptable in bw but in rgb

I need only the tongue for AI processing

how to remove these little objects that connected to my image

Answer 1

[Ahmet Cecen]

Look at imopen. This might be an easy way to treat this particular case.

[Ahmed raafat]

it worked but with mask not strel

thanks for advise

Answer 2

[Image Analyst]

You could try activecontour(). See attached demo.