Eddie

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1) During gas exchange, body cells release CO2 and take up O2.

2) The body structure where gas exchange occurs is called?

3) the direction of carbon dioxide travel as it leaves the body?

4) function of the nasal cavities in humans?

5) What is the chronic obstructive pulmonary diseases?

6) Detrimental effects of Cigarette in the human cilia

7) Cigarette smoking and secondhand smoke cause cancer due to the…………….

8) Inhalation in humans is achieved by-------------------

9) The oxygen-carrying component in red blood cells is---------------

10) What prompts a newborn baby to start to breathe?

11) What is a function of the circulatory system?

12) Two, three and four chambered hearts?

13) Blood is pumped from the heart to the lungs by the-----------

14) The largest blood vessel in the human body is the---------------

15) Using a stethoscope, you listen to a beating heart and hear "lub-dup, lub-dup." These sounds are created by------------

16) The location of the heart's pacemaker is a specialized region of cardiac muscle called the-----------

17) What is the cause of more than half of all deaths in the United States?

18) Morphology of erythrocytes?

19) What is the most common cause of anemia?

20) An adult human's red blood cells are formed in the---------------

21) Mechanism of blood clotting?

22) Bone marrow stem cells are sometimes used to treat certain blood cell diseases, such as-------

23) Stem cells found in the red marrow inside bones can differentiate into--------------------

24) Blood clots are formed by platelets and the plasma protein called-----------------

A squid’s eye has been perfectly designed to see in the dark depths of the ocean.” Why is this statement wrong? Everything i've looked up differs from this and says that their eyes are designed for the depths i need a little insight.