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Questão	Responda
what do all living cells need to do to release energy	respire
what is energy needed for	organisms to stay alive and make new substances
what requires oxygen	respiration
what is the word equation for aerobic respiration	glucose + oxygen------->carbon dioxide +water
name the two reactants in the areboic respiration equation	glucose and oxygen
how is glucose supplied	by the digestion of carbohydrates
where is glucose absorbed and where does It dissolve	its absorbed in the small intestine and dissolved in the plasma of the blood
name two things that make up the circulatory system	the heart and the blood vessels
Image: Heart (binary/octet-stream)	1= capilleries 2=valves 3=right side of heart 4=left side of heart 5=heart chambers
what does the alveoli give to the lungs and why?	it gives a large surface area so that oxygen can quickly diffuse from the air
how thick our capillary walls	one cell thick
where is oxygen carried	in red blood cells
what does tissue fluid contain	oxygen and glucose
where does tissue fluid come from	other capilleries
what do the cells do to the tissue fluid	take out the glucose and oxygen and replace it with carbon dioxide
what happens to the carbon dioxide (involving the plasma)	the co2 dissolves in the plasma
what happens to ur breathing rate and pulse rate when running	it increases
why does ur pulse rate and breathing rate increase	coz ur cells need more oxygen and glucose for respiration
what is the difference between respiration and respiratry	respiratory is the process of creating energy respiration is breathing
what happens when too little oxygen gets to the cells	the cells cannot release energy from food so they die
how can we test if carbon dioxide is present	with lime water
what is gas exchange	oxygen diffusing into the blood and carbon diffusing out of the blood

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	Criado por Paris Dhadra quase 7 anos atrás