Possible Clues:

• Partitioning membrane
• Partition between thorax and abdomen
• Internal division as shareholders' meeting supports rise for salaried personnel
• Vibrating part of a microphone
• Separating membrane in the body
• Gives one a breather in 26 across depending on how you look at it?
• Helper turned to describe complicated graph for birth control
• Strange paradigm about hospital displaying body part
• Inspiration will bring one down
• Membrane