Dried bone consists of 70% ________________________________________ and 30% ________________________________________ material
Fill in the blank(s) with correct word
inorganic, organic
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The amount of air that can be forcibly taken in after normally inhaling is called ________
A) Residual volume B) Expiratory reserve volume C) Inspiratory reserve volume D) Tidal volume
We are told that every surface we touch is teeming with bacterial cells, and bacteria are found in the pools we swim in, the water we wash with, and on the hands of friends. Why are we not inundated with bacterial infections on our skin?
What will be an ideal response?
The ________ muscles insert on the linea aspera.
Fill in the blank(s) with the appropriate word(s).
Autoimmune diseases such as arthritis become more common as people get older. "Autoimmune" means that the immune system
A. no longer produces antibodies. B. destroys the body's own tissues. C. is incapable of initiating phagocytosis. D. produces T cells but no B cells. E. protects itself.