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Tag Archives: diffusion
Getting enough oxygen with severe respiratory disorders
Today I watched a beautiful short (7 min) film “Oxygen – The Old Man and His Bed” directed by Marc Issacs. Bob, who suffers from a severe (un-named) respiratory condition, last went outside in 1982 to get permission to be … Continue reading
Posted in bizarre human breathing facts
Tagged 94 elements, 94 elements project, air breather, air breathing, breathe, breathing, cellular respiration, circulatory system, diffusion, Director Marc Issacs, hypoxia, lack of oxygen, lungs, Marc Issacs, nasal cannula, oxygen, physiology, respiration, respiratory, respiratory physiology, respiratory system, severe respiratory condition, severe respiratory disorder
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So what’s all this oxygen about? Why we breathe part II
We explored how carbon dioxide is produced when sugars are broken down during cellular respiration on Monday and now understand why we must breathe out, but why exactly do we need the oxygen that we get when we breathe in?
Whaaaat……eggs breathe? Part II: How bird, reptile and monotreme eggs exchange gases
Now we know how aquatic eggs (amphibians and fish) breathe, let’s explore how eggs that are normally laid on land exchange their respiratory gases. The amniotes (reptiles, birds and mammals) mostly lay their eggs on the land, in burrows or … Continue reading
Posted in how animals breathe
Tagged allantois, amnion, amniote, amniotes, animal, birds, breathe, breathing, capillary, carbon dioxide, chorioallantoic membrane, chorion, diffusion, domestic hen, egg, egg pore, egg shell, haemoglobin, hemoglobin, mammals, membrane, monotremes, oxygen, perivitelline fluid, physiology, reptiles, respiratory physiology, respiratory system, water breathing
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No lungs, no gills: how do insects breathe?
They may make your skin crawl and you might wish to think of them as a lower life form, but insects have a remarkably elegant and simple way of delivering oxygen to their body and removing the carbon dioxide waste. … Continue reading
Posted in how animals breathe
Tagged animal, breathe, breathing, bugs, carbon dioxide, circulatory system, conserve energy, convection, Deinacrida hetacantha, diffusion, giant Weta, insect, oxygen, physiology, respiration, respiratory physiology, respiratory system, spiracle, trachae, trachaea
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