Chapter

 1 4 |     easy of comprehension and open; for those things which
 2 10|     single aperture only were open. But He enclosed and divided
 3 10|       But He made that of man open and erect, because, being
 4 11|      a space, has received an open way, which is called the
 5 11|    and this passage is always open. For the breath can have
 6 11|     the nostrils are slightly open, which are therefore so
 7 11|      this breathing-tube lies open not only to the nostrils,
 8 11| speaking if the windpipe were open to the nostrils only, as
 9 11|    the mouth, or it is not so open as to be able to send forth
10 11|       from the belly are more open than the other coils, and
11 14|     concealed; nor, when laid open, do they show their uses.
12 15|       down the breath into an open hemlock stalk, having applied