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Bone Marrow is a soft highly vascular modified connective tissue that occupies the cavities of most bones and occurs in two forms: a: one that is yellowish, consists chiefly of fat cells, and is found especially in the cavities of long bones b: one that is reddish, is the chief site of blood cell formation, and occurs in the normal adult in cancellous tissue especially of certain flat bones -called also red marrow.

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15y ago
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14y ago

Its most important use is producing fresh blood cells to replace the ones lost through bleeding, fighting disease and simply wearing out (white blood cells can last up to six months; red blood cells live about 120 days, or four months; platelets only survive for about 8-12 days).

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12y ago

a bone that's marrow

that's really easy

so whoever asked this

shame on you

i'm better than you

oh yeah

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12y ago

You mean bone marrow, don't you..... Bone marrow is the spongy part of bone inside of a bone.

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7y ago

A soft fatty substance in the cavities of bones, in which blood cells are produced.

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12y ago

Medullary bone

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Q: What s a bone marrow?
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Where white blood cells are produced?

in the bone marrow.


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What is the soft part on the bone called?

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Bone marrow.


What are bone marrow made up of?

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What has the author R Bartl written?

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