CORE 1 GD Second Timers: Bones 1 (U-V)

You make a whopping 500 billion red blood cells (RBC) a day in your bone marrow! It’d take you 17,000 years for you to count the RBC’s your body makes in ONE day!

The bones around the human ear are cortical compact bone.

The cochlea of the ear is shaped like 3 bent tubes in the shape of upside-down U’s. This cochlea of the ear is enclosed in a bone cavern.

The orbital bone around the eye has some compact bone on its edges.

The orbital bone of the human eye fits around the eye very tightly.