"
Where is the cartilage?--"In the middle of the inside of the nose."
Of what use is the nose?--"To smell and breathe through."
What are the nostrils?--"The openings inside of the nose."
Of what use are the nostrils?--"To let the air into and out of the opening
back of the mouth."
* * * * *
QUESTIONS ON THE MOUTH, ETC.
Where is the mouth?--"In the lower part of the face, between the nose and
the chin."
Of what use is the mouth?--"To breathe, speak, and eat through."
What is in the mouth?--"My tongue, my upper teeth, my lower teeth, and my
upper and lower jaws."
What covers the jaws?--"Red flesh, called _gum_."
Of what are the jaws composed?--"Of bones."
Of what are the teeth made?--"Of dentine, covered with enamel." See note,
p. 19.
What is enamel?--"A smooth, white substance, harder than bone."
Of what use are the teeth?--"To eat and talk with."
What kinds of teeth have you?--"Cutting teeth, tearing teeth, grinding
teeth."
Describe the cutting teeth.--"The cutting teeth have broad and flat edges."
Describe the tearing teeth.--"The tearing teeth are sharp and pointed."
Describe the grinding teeth.--"The grinding teeth are the thick, back
teeth.
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