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Skeletal System (Bones (Skull (maxilla (upper lip bone), mandible (jaw),…
Skeletal System
Bones
Thoracic Vertebrae
floating rib
Cervical vertebrae
Skull
cranium
nasal bone
maxilla
upper lip bone
mandible
jaw
zygomatic bone
Lumbar Vertebrae
Manubrium
Sternum
xiphoid process
clavical
collarbone
Scalpula
shoulder blade
humerous
upper arm bone
Ulna
Femur
thigh bone
Radius
Tibia
Carpal
wrist
Fibula
Metacarpal
Tarsals
ankle
Phalanges
fingers
toes
Metatarsals
Pelvis
hip bone
sacrum
coccyx
Calcaneous
heel
Patella
knee cap
Structure of the Long Bone
Diaphysis
compact bone shaft
covered in periosteum
thin connective tissue
medullary cavity
Epiphysis
end of long bone
proximal
distal
red bone marrow
Epiphyseal line/plate
cartilage growth plate
Articular Cartilage
decreases friction between bones
periosteum
membrane that covers bone
attachment site for
muscles
tendons
ligaments
Endosteum
membrane lining
contains
osteoblasts
osteoclasts
nutrient arteries
Bone Classification
Long Bones
Diaphysis
yellow bone marrow
Epiphysis
found in
arms
humerus
ulna
radius
phalanges
legs
femur
fibula
tibia
Short Bones
short
cube shaped
found in
wrist
ankles
Flat Bones
broad surface
found in
scapula
skull plates
ribs
sternum
Irregular Bones
Irregular in shape
found in
pelvis
vertebrae
scapula
coccyx
hip
Male & Female Pelvis
Differences
female
wider
shorter
lighter
thinner bone
shallow false pelvis
bigger/rounder pelvic inlet
wider pubic arch
smaller/shorter sacrum
male
heavier
thicker
deep false pelvis
longer
thinner shape
heart-shaped pelvic inlet
longer sacrum