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What is FILLED WITH MARROW AND HAS AIR SPACES TO MAKE IT LIGHT?
The answer is bones. Bones are filled with marrow and have air spaces to make them lighter in weight.
What do bones have that make them light?
Bones are light because they are hollow inside and filled primarily with marrow, a spongy substance which produces new red blood cells in large bones.
The Inuit make homes out of?
animal bones
What kind of tools did the make and how?
spears out of animal bones
What kind of muscle makes human bones light?
The type of muscles that wrap around bones are typically skeletal muscles, but muscles do not make the bones light. What makes bones light are the fact that they are porous. There are a lot of holes within the bones that make it lighter, but those holes make sort of arcs and what not, similar to those in the Eiffel tower, for example. They are light weight, but very strong.
How did first nations make spears?
they made it out of animal bones, they got the sharp and dull bones from animals .
Are animal bones used for medicine?
Yes, animal bones have been used in traditional medicine practices in some cultures. They are believed to have healing properties and are often used to make remedies or supplements to treat various health conditions. However, the use of animal bones in medicine is not widely accepted in modern Western medicine.
Sinuses make the bones in your head lighter?
Yes. The sinuses are air-filled areas in several bones in the face. They serve to make the skull lighter than if it were made of solid bone.
How many bones in the animal body that make the spine?
The amount of bones in the spine of vertebrates varies from animal to animal. For example, humans have 33 vertebrae while a Burmese python can have around 450 vertebrae.
What are intervertebral disc?
Think of them as gel-filled shock absorbers between the bones that make up your back-bone, your spine.
What do birds have to make them light?
They have hollow bones,only one ovary present
How the wings make a budgie fly?
The bones are hollow and make the bird light and he can fly by flapping his wings.
