. Dr. Evans' How to keep well; . Cross section of headshowing Adenoids (A) Chicago HealthDepbriment -Educ&iionaJPoster 5er/es AtSJJO Fig. 5. cleaned is easy. When a cavity is stuck away up in the attic behind a curtain,as is the middle ear, keeping it clean, drained and free from infection is diffi-cult. But at that, our bill of complaint against the nose must allow that thecavity had to be there and that it had to drain somewhere. In addition, there are five other openings. Some are near-openings into. THE NOSE 11 each side of the nose—ten in all. One of these drains is a cavity in the boneso
. Dr. Evans' How to keep well; . Cross section of headshowing Adenoids (A) Chicago HealthDepbriment -Educ&iionaJPoster 5er/es AtSJJO Fig. 5. cleaned is easy. When a cavity is stuck away up in the attic behind a curtain,as is the middle ear, keeping it clean, drained and free from infection is diffi-cult. But at that, our bill of complaint against the nose must allow that thecavity had to be there and that it had to drain somewhere. In addition, there are five other openings. Some are near-openings into. THE NOSE 11 each side of the nose—ten in all. One of these drains is a cavity in the bonesof the forehead just above the eyes. Why there should be a cavity there nobody knows. It gives the overhang-ing forehead the beetling brow, but that does no good of which anybody knows. A prominence in this locality is frequently held to indicate mental it does mean is a hole in the head, and an easily infected one at long as the hole was there it had to be drained, and about the most con-venient sewer to empty the drain into was the upper front part of the nose. Directly above the teeth lies another cavity in the bone called the roots of the jaw teeth sometimes run up into this cavity. This cavity isbelow and just outside the nose. Being there, though nobody knows why, ithad to be drained. So a delicate drain empties its contents into the nose. Back behind the nose and somewhat above it lies another cavity, thesphenoidal sinus. Why it is there nobody knows. That s
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