The essentials of healthA text-book of anatomy, physiology, hygiene, alcohol, and narcotics . e fat is formed directly from the connective tissue is composed of fibers and cells. Many ofthe cells are of theshape represented inFig. 80. When thebody is accumulatingfat. small fatty oroily particles appearin these cells. Laterthese minute glob-ules of fat increasein size and numberuntil they run to-gether as two drops of oil unite making one drop. Stilllater the entire cell becomes filled with the fat, giving the appearance of one largespherical body, holding alarge fat globule. The co
The essentials of healthA text-book of anatomy, physiology, hygiene, alcohol, and narcotics . e fat is formed directly from the connective tissue is composed of fibers and cells. Many ofthe cells are of theshape represented inFig. 80. When thebody is accumulatingfat. small fatty oroily particles appearin these cells. Laterthese minute glob-ules of fat increasein size and numberuntil they run to-gether as two drops of oil unite making one drop. Stilllater the entire cell becomes filled with the fat, giving the appearance of one largespherical body, holding alarge fat globule. The con-nective tissue-cells thusbecome greatly distendedand thereby increased in Fig. 81. Fat cells, magnified : size« When the fat in theto the right are five connective tis- body is being reduced bysue-cells partly filled with fat. disease or starvation, it gradually disappears from the cells. The Epidermis. The skin is composed of two layers,the epidermis and the dermis. The epidermis, which isalso called the cuticle, or false skin, forms the outer Cells from connective tissue, 204 THE ESSENTIALS OF HEALTH. layer. It is composed entirely of cells, the outer onesbeing very hard and dry. The cells are arranged manylayers deep ; through them pass the ducts of the sweatglands, the oil glands, and the hair shafts. Fig. 82 shows
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectphysiology, bookyear1
