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Nov 26, 2023
There are five main categories of bones in the human body:
1. Long bones: These bones are longer than they are wide and have a shaft with two ends. Examples include the femur (thigh bone), humerus (upper arm bone), and tibia (shin bone).
2. Short bones: These bones are roughly cube-shaped and provide stability and support. Examples include the bones of the wrist (carpals) and ankle (tarsals).
3. Flat bones: These bones are thin, flat, and often curved. They provide protection for internal organs and serve as attachment sites for muscles. Examples include the skull, ribs, and scapula (shoulder blade).
4. Irregular bones: These bones have complex shapes that do not fit into the other categories. They often have unique functions and provide support and protection. Examples include the vertebrae (spinal bones) and facial bones.
5. Sesamoid bones: These bones are small, round, and embedded within tendons. They help to reduce friction and increase the mechanical advantage of muscles. The patella (kneecap) is the largest sesamoid bone in the body.
1. Long bones: These bones are longer than they are wide and have a shaft with two ends. Examples include the femur (thigh bone), humerus (upper arm bone), and tibia (shin bone).
2. Short bones: These bones are roughly cube-shaped and provide stability and support. Examples include the bones of the wrist (carpals) and ankle (tarsals).
3. Flat bones: These bones are thin, flat, and often curved. They provide protection for internal organs and serve as attachment sites for muscles. Examples include the skull, ribs, and scapula (shoulder blade).
4. Irregular bones: These bones have complex shapes that do not fit into the other categories. They often have unique functions and provide support and protection. Examples include the vertebrae (spinal bones) and facial bones.
5. Sesamoid bones: These bones are small, round, and embedded within tendons. They help to reduce friction and increase the mechanical advantage of muscles. The patella (kneecap) is the largest sesamoid bone in the body.
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