CONTENTS 



CHAPTER III. 



The Connective Tissues. 



Mesenchyme 47 



Mucous Tissue 48 



Reticular Connective Tissue 49 



Loosely Organized Fibroelastic Tissue 50 



Cell Types 50 



Fibrocytes 50 



Histocytes 51 



Ameboid Wandering Cells .51 



Mast Cells .52 



Pigment Cells 52 



Undifferentiated (Mesenchymal) Cells 53 



Fat Cells 53 



Fibers 53 



Collagenous Fibers 53 



Elastic Fibers 54 



Function 54 



Serous Membranes 55 



Adipose Tissue 55 



Densely Organized Collagenous and Elastic Connective Tissues ... 56 



Tendons 57 



Ligaments 57 



Chondroid Tissues and Cartilage 58 



Hyaline Cartilage 59 



Elastic Cartilage 60 



Fibrous Cartilage 60 



Bone 61 



Intramembranous Ossification 61 



Endochondral Ossification 63 



Microanatomy of Long Bone 66 



Marrow 68 



The Notochord 68 



CHAPTER IV. 



The Blood. 



The Plasma 70 



The Blood Cells 70 



Erythrocytes 71 



Leukocytes 73 



Agranulocytes 74 



Lymphocytes 74 



Monocytes 74 



Granulocytes 75 



Neutrophils (Heterophils) 75 



Eosinophils 75 



Basophils 75 



Platelets 76 



Thrombocytes or Spindle Cells 76 



Blood-cell Formation 76 



Bone-marrow 78 



Hemocytoblasts 78 



Erythrocyte Formation 78 



Granulocyte Formation 78 



Megakaryocytes 79 



The Destruction of Blood Cells 80 



