Transcript The structure of a long bone (humerus).

The structure of a long bone (humerus). (a) Anterior view with longitudinal section cut away.
Figure 1
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.2a The structure of a long bone (humerus). (a) Anterior view with longitudinal section cut away at the
proximal end.
Spongy
bone
Proximal
epiphysis
Articular
cartilage
Epiphyseal
line
Periosteum
Compact
bone
Medullary
cavity
Diaphysis
(a)
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Distal
epiphysis
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
The structure of a long bone (humerus). Pie shaped 3D view.
Figure 2
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.2b The structure of a long bone (humerus). (b) Pie-shaped, three-dimensional view of spongy bone and
compact bone of the epiphysis.
Spongy bone
Compact bone
Articular
cartilage
(b)
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
The structure of a long bone (humerus). Cross section of the shaft (diaphysis).
Figure 3
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.2c The structure of a long bone (humerus). (c) Cross section of the shaft (diaphysis).
Endosteum
Yellow
bone marrow
Compact bone
Periosteum
Perforating
fibers
Nutrient
arteries
(c)
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Microscopic structure of compact bone.
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Figure 4
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.3a Microscopic structure of compact bone. (a).
Osteon
(Haversian system)
Lamellae
Blood vessel continues
into medullary cavity
containing marrow
Spongy bone
Perforating
fibers
Compact
bone
Periosteal
blood vessel
Central (Haversian) canal
Periosteum
Perforating (Volkmann’s) canal
(a)
Blood vessel
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Microscopic structure of compact bone. Highly magnified
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Figure 5
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.3b Microscopic structure of compact bone. (b).
Lamella
Osteocyte
Canaliculus
Lacuna
(b)
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Central
(Haversian) canal
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
The human skeleton. (a) Anterior view.
Figure 6
(a) Anterior view
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.
Figure 5.6a The human skeleton. (a) Anterior view.
Skull
Cranium
Facial bones
Clavicle
Thoracic cage
(ribs and
sternum)
Scapula
Sternum
Rib
Humerus
Vertebra
Vertebral
column
Radius
Ulna
Sacrum
Carpals
Phalanges
Metacarpals
Femur
Patella
Tibia
Fibula
(a) Anterior view
Essentials of Human Anatomy and Physiology, 9e
by Elaine N. Marieb
Tarsals
Metatarsals
Phalanges
Copyright © 2009 Pearson Education, Inc.,
publishing as Pearson Benjamin Cummings.