“To name all of our 206 bones!”

• HA #2 opens today

Appendicular & axial skeleton

Fig. 7.1(TE Art)SkullFrontal bone

Clavicle

Maxilla

Parietal bone

Mandible

Temporal boneOccipital bone

Mandible

Humerus

Femur

Tibia

Calcaneus

Fibula

UlnaRadius

ScapulaClavicleScapula

Vertebral columnPelvic girdle

Patella

Metacarpal bones Carpus

Tarsus

Thoraciccage

SternumRibs

Phalanges

Metatarsal bones Phalanges

Zygomatic boneaxial

appendicular

• Identify bone 1, 2, 3 & 4

• Describe the location of the radius (using anatomical terminology).

• List the bones that articulate with the clavicle.

• List the 3 bones that make up the pelvis.

Anatomical position??

12

3

4

Fig. 8.4(TE Art)OlecranonOlecranon

Anterior Posterior

Head ofradius

Head ofradius Neck ofradius

Styloidprocess

Neck ofradius

Styloidprocess

Styloid processArticular facets

Head of ulna

Interosseousmembrane

UlnaRadius

Trochlear notch

The Axial Skeleton

• Bones of the skull• parts of the skull• sinuses• development of skull

• Vertebral column• curves• vertebrae & discs• C1 & C2

• Thoracic cage• parts• ribs

Hendrick Terbrugghen

neurocranium

viscerocranium

La Fort fractures

22 bones = skull8 pairs, 6 singles

Pairs: parietal, temporal, nasal, lacrimal, maxilla, zygomatic, inf. conchae, palatineSingles: frontal, ethmoid, sphenoid, mandible, occipital, vomer

External auditory meatusMastoid processMandibular condyle

Base or floor of cranial cavity

Cribiform plate(ethmoid)

Sella turcica

Foramen magnum

Z

S

T

O P

V

P

Mx

Sinuses

(Sphenoid & Ethmoid)

Maxillary

Frontal

Opening of pharyngotympanic tube

Orifice of nasolacrimal duct

Blowout fractures of sinuses

Differences?

Mandible without teeth

Fontanelles: anterior, posterior sphenoid, mastoidSutures: coronal, sagittal squamous, lambdoid

Fontan = little fountain

SpineVertebral columnBackbone

CervicalThoracicLumbarSacralCoccyx

Normal and abnormal curves of the vertebral column

Spinous process

Transverseprocess

Body

Nucleus pulposus

Annulus fibrosus

Intervertebral disc

posterior

Facet- inf. articulating

Pedicle

Lamina

laminectomy

Herniated disc (slipped disc)

transverseforamen

C1 or Atlas

C2 or AxisSuperior articularfacet

Dens

C1- occipital condyle• nodding “yes”

C1- C2 via dens• rotation “no”

Transverse foramen

Ribs & thoracic vertebrae

6

T5

T6

osteoarthritis

http://www.youtube.com/watch?v=EvQPZxXr3Rs

http://www.youtube.com/watch?v=cSH1YTQ1DB4&feature=related

http://video.about.com/backandneck/Vertebral-Fusion.htm

http://video.about.com/backandneck/Spinal-Fusion.htm