Part 117

Rhomboideus muscle, 97 profundus nerve, 282 superficialis nerve, 282

Ribs, 41 false, 41 true, 41

Ridge, ectonemial, 52 fibrillar, 52 post-acetabular, 48 procnemial, 52 trochanteric, 50

Rotation, 57

Round ligament, 65

Rudder feathers, 41

Sacralis media artery, 229, 232

Sacro-lumbalis muscle, 92

Sacs, air, 199

Sarcolemma, 70

Sartorius muscle, 111

Scala tympani, 306 vestibuli, 306

Scalenus medius muscle, 86 muscle, 86

Scapho-lunar bone, 47

Scapula, 43

Scapulo-humeralis muscle, 101 nerve plexus, 282

Sclerotic coat, 303, 304

Secondaries, 311

Secretion, internal, 190

Semilunar cartilage, 67

Semimembranosus muscle, 114

Seminiferous tubules, 318

Semitendinosus muscle, 114 accessorius muscle, 114

Sense of hearing, 305 of sight, 303 of smell, 307 of taste, 307 of touch, 307 organ, 303

Sensory nerves, 300

Septum nasi, 33

Serous cavity, 156 membrane, 156 sac, 156

Serratus magnus anticus muscle, 97 nerve plexus, 282 parvus anticus muscle, 97