chapter 8 appendicular skeleton - untitled … · appendicular skeleton appendicular skeleton upper...
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APPENDICULAR SKELETON
Appendicular skeleton
upper “appendage”
pectoral girdle clavicle
scapula
upper extremity
lower “appendage”
pelvic girdle pelvis
lower extremity
pectoral girdle = scapula + clavicle
scapula
muscular attachment to rib cage
muscular attachment for UE
glenoid cavity (fossa) attach upper extremity
acromion process
coracoid process
spine of scapula
supraspinous and infraspinous fossa
clavicle
stabilizes scapula
articulates with manubrium
humerus
head articulate with glenoid cavity
greater tubercle muscle attachments
lesser tubercle muscle attachments
intertubercular groove
deltoid tuberosity muscle attachment
trochlea articulate with ulna
capitulum articulate with radius
medial , lateral epicondyles muscle attachments
coronoid fossa
olecranon fossa
ulna
olecranon muscle attachments
trochlear notch articulate with trochlea
coronoid process
radial notch articulate with radius
styloid
radius
head articulates with capitulum
radial tuberosity proximal radioulnar joint
styloid
wrist and hand
carpal bones
proximal row scaphoid
lunate
triquetrum
pisiform
distal row trapezium
trapezoid
capitate
hamate
metacarpals
phalanges
pelvic girdle
pelvis ilium
ischium
pubic bone
sacroiliac joint joint between ilium and sacrum
acetabulum articulate with femoral head
obturator foramen covered by fibrous c.t.
muscle attachments
protects pelvic organs
allow passage of infant
allow passage of infant
pelvic landmarks
ilium: iliac crest ala iliac fossa
ASIS AIIS
PSIS PIIS
greater sciatic notch
arcuate line
auricular surface
ischium: body and ramus
ischial spine
lesser sciatic notch
ischial tuberosity
pubis = pubic bone
superior and inferior ramus
pubic crest and tubercle
iliopectineal line
femur
head articulate with acetabulum
neck
greater trochanter muscle attachments
lesser trochanter muscle attachments
intertrochanteric crest and line
gluteal tuberosity attach gluteal muscle
linea aspera muscle attachments
patellar surface articulate with patella
condyles articulate with tibia
epicondyles muscle attachments
adductor tubercle muscle attachments
patella
sesamoid bone
within quadriceps tendon
increased leverage for knee extension
tibia
medial, lateral condyles articulate with femur
hold meniscus
tibial tuberosity muscle attachments
intercondylar eminence attach ligaments
medial malleolus supports ankle joint
fibula
head superior tibiofibular joint
lateral malleolus supports ankle joint
interosseous membrane stabilizes fibula
muscle attachments
ankle and foot
tarsal bones
talus
calcaneus
navicular
cuneiforms
cuboid
metatarsals
phalanges