Name and describe four shape groups of bones with examples of each?
Long bones: longer than wide - humerus, radius and ulna, metacarpals, phalanges, femur, tibia and fibula, metatarsals and phalanges.
Short bones: nearly equal in length and width - carpals and tarsals.
Flat bones: enclose and protect soft organs and provide broad surfaces for muscle attachment - most cranial bones, ribs, sternum, scapula, and hip bones.
Irregular bones: elaborate shapes that don't fit into any of the preceding caregories - vertebrae and some skull bones.