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First Book in Physiology and Hygiene by John Harvey Kellogg
page 121 of 172 (70%)
hold the head over to one side while water is made to run in from a
syringe. If an insect has gone into the ear, pour in a little oil. This
will kill the insect or make it come out.

(4.) Never shout into another person's ear. The ear may be greatly
injured in this way.

(5.) Boxing or pulling the ears is likely to produce deafness, and ought
never to be done.

~8. The Eye.~--The eye is one of the most wonderful organs in the whole
body. It enables us to know what is going on at some distance from us,
and to enjoy many beautiful things which our sense of hearing and other
senses can tell us nothing about. It also enables us to read. Let us
learn how this wonderful organ is made.

~9. The Eyeball.~--Looking at the eye, we see first a round part which
rolls in different directions. This is the _eyeball_. We see only the
front side of the eyeball as it fits into a hollow in the skull. Being
thus in a safe place, it is not likely to get hurt.

[Illustration: THE EYE.]

The eyeball is mostly filled with a clear substance very much like
jelly. It is so clear that the light can shine through it just as easily
as it can shine through water.

~10. The Pupil.~--If you look sharply at the eyeball you will see a
small black hole just in the centre. This is a little window which lets
the light into the inside of the eyeball. We call this the _pupil_. Just
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