CONTENTS. XI 



CHAPTER XL THE COVERING. BOARDS AND SHIN- 

 GLES. 



The Skin. Coloring of the Skin. Change of Color. Oil 

 Glands. Pores of the Skin. Cleanliness. Hair and 

 Nails 131-143 



CHAPTER XII. THE COVERING. THE WINDOWS. 



General Remarks. The Human Eye. Situation of the 

 Eye. Coats of the Eye. Optic Nerve. The Tears. 

 The Eyelids. The Eyebrows. Remarks.. . . 144156 



CHAPTER XIII. THE COVERING. THE DOORS. 

 The Ear. The Nose. The Mouth 157167 



CHAPTER XIV. APARTMENTS AND FURNITURE. 



General Remarks. The External Ear. Chambers of the 

 Nose. The Mouth, internally. The Salivary Glands. 

 Passages to the Ear. The Chest. Cavity of the Lungs. 

 The Food Pipe. The Stomach. The Intestines. Gall 

 Bladder, &c. The Abdomen. The Apartment of the 

 Circulation. Chambers of the Brain 168191 



CHAPTER XV. FURNITURE OF THE HOUSE, AND ITS 



USES. 



The Blood. Preparing the Blood. Mastication or Chew- 

 ing. Swallowing. A Trap Door. Digestion. For- 

 mation of Chyle. Lacteals. Absorbents. Materials 

 for Blood. Nature of the Blood. Uses of the Blood. 

 Nature of Secretion. Motion of the Heart. Pulsa- 

 tion. Force of the Heart. Capillaries 192225 



