Download presentation
Presentation is loading. Please wait.
1
© 2018 Pearson Education, Inc.
SKELETAL SYSTEM 206 APPENDICULAR SKELETON 126 AXIAL SKELETON 80 Clavicle 2 Pectoral girdles 4 Scapula 2 Humerus 2 Upper limbs 60 Radius 2 Ulna 2 The numbers in the boxes indicate the total number of bones of each type or within each category. ATLAS: Plates 1a,b Carpal bones 16 Metacarpals 10 Phalanges 28 Pelvic girdle 2 Hip bone 2 © 2018 Pearson Education, Inc.
2
© 2018 Pearson Education, Inc.
Femur 2 Lower limbs 60 Patella 2 Tibia 2 Fibula 2 Tarsal bones 14 Metatarsals 10 The numbers in the boxes indicate the total number of bones of each type or within each category. ATLAS: Plates 1a,b Phalanges 28 © 2018 Pearson Education, Inc.
3
© 2018 Pearson Education, Inc.
Clavicle Scapula Jugular notch ATLAS: Plates 26a,b a The position of the clavicle within the pectoral girdle, anterior view. © 2018 Pearson Education, Inc.
4
© 2018 Pearson Education, Inc.
Superior angle Acromion Coracoid process Superior border Lateral angle Subscapular fossa Medial border Lateral border ATLAS: Plates 26a,b Inferior angle © 2018 Pearson Education, Inc. a Anterior view
5
© 2018 Pearson Education, Inc.
Supraglenoid tubercle Coracoid process Acromion Glenoid cavity Spine ATLAS: Plates 26a,b Lateral border Inferior angle b Lateral view © 2018 Pearson Education, Inc.
6
© 2018 Pearson Education, Inc.
Supraspinous fossa Coracoid process Acromion Superior border Neck Spine Infraspinous fossa ATLAS: Plates 26a,b Medial border Lateral border Inferior angle © 2018 Pearson Education, Inc. c Posterior view
7
a Anterior surface Head Greater tubercle Anatomical neck Surgical neck
Lesser tubercle Intertubercular sulcus Head Anatomical neck Surgical neck Deltoid tuberosity Shaft Radial fossa Coronoid fossa Lateral epicondyle Capitulum Medial Condyle Anterior surface a Trochlea Head Anatomical neck Surgical neck Greater tubercle Deltoid tuberosity Radial groove Olecranon fossa Medial epicondyle Trochlea Lateral Posterior surface b
8
© 2018 Pearson Education, Inc.
8-2 The Upper Limbs Olecranon Proximal radio-ulnar joint Ulna Radius Interosseous membrane Head of ulna Ulnar styloid process Ulnar notch of radius Posterior view. a Head of radius Neck of radius Radial styloid process Forearm (antebrachium) Consists of two long bones Ulna (medial) Radius (lateral) Interosseous membrane Fibrous sheet Connects lateral margin of ulna to radius © 2018 Pearson Education, Inc.
9
© 2018 Pearson Education, Inc.
Radial fossa Capitulum Trochlea Medial epicondyle Head of radius Coronoid process of ulna Radial notch Elbow joint, anterior view c Humerus Trochlea of humerus Olecranon fossa Medial epicondyle Olecranon Head of radius Ulna Elbow joint, posterior view d Humerus ATLAS: Plates 31; 34a–d Note that for simplicity, an illustration of a single bone throughout this chapter will have labels that do not include the name of the bone. For example, these photographs of a humerus have the label Head rather than Head of the humerus, or Humeral head. In figures where more than one bone is shown, labels will use complete names to avoid confusion. © 2018 Pearson Education, Inc.
10
© 2018 Pearson Education, Inc.
Proximal Carpal Bones Proximal Carpal Bones Radius Ulna Ulna Radius Distal Carpal Bones Distal Carpal Bones Scaphoid Scaphoid Lunate Trapezium Trapezium Lunate Triquetrum Trapezoid Triquetrum Trapezoid Capitate Pisiform Capitate Pisiform Hamate Hamate I I V V II IV Metacarpals IV III II III Metacarpals Pollex Proximal phalanx Distal phalanx Phalanges Phalanges Proximal ATLAS: Plates 38a,b Proximal Middle Middle Distal Distal a Anterior view b Posterior view © 2018 Pearson Education, Inc.
11
© 2018 Pearson Education, Inc.
8-3 The Pelvic Girdle POSTERIOR Ischium ANTERIOR Pubis Gluteal Lines Anterior Inferior Posterior Greater sciatic notch Ischial spine Lesser sciatic notch Obturator foramen Ischial tuberosity Iliac crest Acetabulum Lunate surface Acetabular notch Ischial ramus Right hip bone, lateral views superior iliac spine Posterior inferior Anterior superior Anterior inferior Superior pubic Inferior pubic Pubic tubercle a Acetabulum Socket on lateral surface of each hip bone Lunate surface articulates with head of femur Meeting point of ilium, ischium, and pubis Acetabular notch A gap in the ridge that forms margins of acetabulum © 2018 Pearson Education, Inc.
12
© 2018 Pearson Education, Inc.
POSTERIOR Ischium ANTERIOR Pubis Gluteal Lines Anterior Inferior Posterior Greater sciatic notch Ischial spine Lesser sciatic notch Obturator foramen Ischial tuberosity Iliac crest Acetabulum Lunate surface Acetabular notch Ischial ramus Right hip bone, lateral views superior iliac spine Posterior inferior Anterior superior Anterior inferior Superior pubic Inferior pubic Pubic tubercle a Ilium ANTERIOR Pubis POSTERIOR Ischium Iliac crest Auricular surface for articulation with sacrum Iliac fossa tuberosity Posterior superior iliac spine Posterior inferior Greater sciatic notch Arcuate line Ischial spine Lesser sciatic notch Pectineal line Ischial tuberosity Ischial ramus Location of pubic symphysis Right hip bone, medial views Anterior superior Anterior inferior Superior pubic ramus Pubic tubercle Inferior pubic b The left and right hip bones make up the pelvic girdle. © 2018 Pearson Education, Inc.
13
© 2018 Pearson Education, Inc.
Sacrum Coccyx Ilium Pubis Hip bone Ischium Iliac crest L5 Sacral foramina Posterior superior iliac spine Sacrum Greater sciatic notch Look back at Figure 7–22, p. 235, for a detailed view of the sacrum and coccyx.) Posterior inferior iliac spine Ischial spine Ischial tuberosity Coccyx © 2018 Pearson Education, Inc. b Posterior view
14
© 2018 Pearson Education, Inc.
False pelvis Pelvic outlet Pelvic brim Pelvic inlet a Superior view. The pelvic brim,pelvic inlet, and pelvic outlet. © 2018 Pearson Education, Inc.
15
© 2018 Pearson Education, Inc.
PELVIS Narrower, rougher, more robust General appearance Broader, smoother, less robust More vertical; extends further superior to sacro-iliac joint Less vertical; less extension superior to sacral articulation Ilium Long, narrow triangle with pronounced sacral curvature Broad, short triangle with less sacral curvature Sacrum Deeper Iliac fossa Shallower Narrower, Heart shaped Open, circular shaped Pelvic inlet Narrow Pelvic outlet Wide Points anteriorly Points inferiorly Coccyx Directed laterally Faces slightly anteriorly Acetabulum ATLAS: Plates 32; 75a–d; 77 Oval Obturator foramen Triangular Less than 90º Pubic angle 100º or more OTHER Bone mass and density Greater Lesser More prominent Bone markings Less prominent © 2018 Pearson Education, Inc.
16
© 2018 Pearson Education, Inc.
Neck Neck Fovea capitis Greater trochanter Head Greater trochanter Intertrochanteric crest Intertrochanteric line Gluteal tuberosity Lesser trochanter Pectineal line Linea aspera Shaft Lateral supracondylar ridge ATLAS: Plates 32; 75a–d; 77 Medial supracondylar ridge Patellar surface Adductor tubercle Intercondylar fossa Lateral epicondyle Medial epicondyle Lateral epicondyle Lateral condyle Medial condyle Lateral condyle © 2018 Pearson Education, Inc. a Anterior surface b Posterior surface
17
© 2018 Pearson Education, Inc.
8-4 The Lower Limbs Lateral tibial condyle Head of fibula Superior tibiofibular joint Medial tibial condyle Tibial tuberosity Interosseous membrane Anterior margin Tibia Fibula Lateral malleolus (fibula) Medial malleolus (tibia) Inferior articular surface Anterior view a Tibia Anterior margin Ridge that extends distally from tibial tuberosity Medial malleolus Medial projection at ankle © 2018 Pearson Education, Inc.
18
© 2018 Pearson Education, Inc.
Tarsal bones Calcaneus Trochlea of talus Navicular Cuboid Cuneiform bones Lateral Intermediate Medial V IV III II I Metatarsals ATLAS: Plates 32; 85a; 86a,c; 87a–c; 88 Phalanges Hallux Proximal Proximal phalanx Middle Distal phalanx Distal © 2018 Pearson Education, Inc. a Superior view, right foot
19
Figure 8–13b Bones of the Ankle and Foot.
Talus Cuboid Navicular Cuneiform bones Metatarsals Phalanges Calcaneus ATLAS: Plates 32; 85a; 86a,c; 87a–c; 88 b Lateral view, right foot © 2018 Pearson Education, Inc.
Similar presentations
