... 221Musclecardiac, 66 67 classification of, 62 skeletal, 63 66 smooth, 67 69 Muscle contraction, role of triads in, 65 Muscle fascicle, 63 Muscle fibers, 61 , 63 Muscle spindle, 66 Muscle tissue, 61 69 Muscular ... 58Myelocyte, 58Myocardium, 86, 91Myoepithelial cells, 28, 97, 105Myofibrils, 63 , 64 , 66 , 67 Myofilaments, 63 , 64 , 66 , 67 , 68 Myometrium, 169 Myosin, 65 Nails, 98Nasal cavities, 125–1 26 Nasal fossae, 125“Negative ... organs, 66 Gonadotropes, 1 56 Graa an follicle, 166 , 167 Granular leukocytes, 56 Granulopoiesis, 58Granulosa layer, 166 Granulosa lutein cells, 168 Ground substance, 36 37, 40Growth hormone (GH),...