This he pulled forward, so as to leave the air passage free.
Each side of each137 flat water cell abuts on an air passage.
This position is essential for keeping the air passage open throughout the procedure.
Frantically he fought, locking his air passage so his last lungful couldn't escape.
This will move his tongue away from the back of his throat, so it does not block the air passage to his lungs.
Then use your fingers to make sure nothing in his mouth or throat is obstructing the air passage to his lungs.
Bony fishes with air passage to the swimming bladder (Physostomi); 25.
So much water can flow out that an air passage is left at a, and the pipe is not sealed.
Even every air passage running through its body shed its parchment lining.
If this air passage be so situated as that mice may enter it, and nestle in the hollow, a little grate of wire will keep them out.