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SKEL: Skeleton
The different bones of the skeleton
Question | Answer |
---|---|
axial skeleton | The portion of the skeleton that supports and protects the head, neck, and trunk |
appendicular skeleton | Bones of the limbs and limb girdles that are attached to the axial skeleton |
skull | consists of bones of cranium, face, and middle ear |
cranium | the portion of the skull that encloses the brain |
frontal bone | anterior portion of the cranium (forehead) |
parietal bone | two of the largest bones of the skull |
occipital bone | back of head |
nasal bones | Bones that form the bridge of the nose. |
zygomatic bones | cheek bones |
mandible | lower jaw bone |
maxillary bone | upper jaw |
thoracic cavity | AKA rib cage, protects heart and lungs |
ribs | 12 pairs of bones forming the wall of the thorax |
true ribs | first 7 pairs of ribs; attach directly to sternum |
false ribs | ribs 8-10 that connect to the vertebrae in the back |
floating ribs | last two pairs of ribs; do not attach to sternum |
sternum | breastbone |
xiphoid process | lower portion of the sternum |
clavicle | Also known as collarbone; the bone that joins the sternum and scapula |
scapula | shoulder blade |
humerous | upper arm bone |
radius | smaller bone in the forearm on the same side as the thumb |
ulna | the larger and longer bone of the forearm |
carpals | wrist bones |
Metacarpals | bones of the palm of the hand |
phalanges | fingers, toes |
pelvis | protects internal organs and supports the lower extremities |
pubis | The medial anterior portion of the pelvis |
femur | thigh bone |
tibia | the medial and larger bone of the lower leg |
fibula | The lateral and smaller bone of the lower leg |
tarsals | ankle bones |
metatarsals | bones of the foot between ankle and toes |
patella | kneecap |
Popliteal | area behind the knee |
orbit | eye socket |
conchae | three uneven, scroll-like nasal bones that extend down through the nasal cavity |