The inside of your bone contains marrow. This is a mix of nutrients, and is a soft spongy consistency. It also contains a large amount of white blood cells which contribute to the immune system. This is why some people have bone marrow transplants if they have autoimmune diseases.
Fossa is the term for a hollow or concave depression in a bone.
marrpw
Yes all birds have hollow bones though reptiles dont
The hollow part of a bird is called the airsac.
airsac
No - they contain marrow
Hollow bones are hollow bones. Birds have hollow bones to make them lighter for flight and to help keep their body temperature down.
The soft, blood building tissue in the center of a bone is called marrow.
The soft, blood building tissue in the center of a bone is called marrow.
No. Penguin do not have hollow bones
birds have hollow bones to help them fly
i think it is called marrow but i would double check just to make sure
The pneumatic bones are where the air sacs, part of the respiratory system, connect with some of the longer bones. These bones are hollow to help with flight.