The term "rod-shaped" is a bit loose when describing bones. Most bones are more complex in their shape. However, you could argue that some bones have rod-like features or portions:

* Long Bones: These are the classic "rod-shaped" bones you might think of. They are longer than they are wide, with a shaft (diaphysis) and two ends (epiphysis). Examples include:

* Femur (thigh bone): The diaphysis of the femur is a good example of a rod-shaped portion.

* Tibia (shin bone)

* Fibula (lower leg bone)

* Humerus (upper arm bone)

* Radius and Ulna (forearm bones)

* Phalanges (finger and toe bones)

* Ribs: While curved, ribs also have a long, rod-like portion running along their length.

It's important to remember that even these bones have more complex shapes at their ends, where they articulate with other bones.

Let me know if you have more specific questions about bone shapes!