Breathing and Respiration Explained
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What is breathing ? the movement of air in and out of the lungs What about
respiration ? a chemical procces that involves in the break down of nutrient molecules
Respration can take place with oxygen ( aerobically) or without oxygen (anaerobically) most of the chemical
reactions in aerobic respiration take place in the mitrochondria Uses of Energy in Released in Respiration
1)muscle concentration 2) protein synthesis 3)growth 4) cell division 5) generation of erve impulses
the larynx also known as the voice box - is when air passes across here we are able to make
sounds Trachea(windpipe)- it is about 10cm long and 1.5cm wide made from rings of cartilage and
each ring has a c shape the inner linning has ciliated epithial cells that have microscpic
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