Based on the clue 'a thin piece of rigid material to maintain a body ...', what is the answer?

Based on the clue 'a thin layer of tissue the walls of arteries have ...', what is the answer? Based on the clue 'a thin membrane helps this instrument produce its ...', what is the answer? Based on the clue 'a thin membrane or layer as of bone tissue or cell...', what is the answer? Based on the clue 'a thin pancake with a concord fruit filling', what is the answer? Based on the clue 'a thin puff of smoke there is a will o the one', what is the answer? Based on the clue 'a thin sheet of fine wood applied over cheaper mat...', what is the answer? Based on the clue 'a thin sheet of metal or a fencing weapon', what is the answer? Based on the clue 'a thin tough fibrous material called the renal cap...', what is the answer?