Which gases are exchanged in your lungs?

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Question

(A) Step $1$: During the process of respiration, air is inhaled into the lungs.Step $2$: In the alveoli of the lungs, $Oxygen$ $(O_2)$ from the inhale

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$Oxygen$ and $Carbondioxide$

Vedclass · Answer

(A) Step $1$: During the process of respiration, air is inhaled into the lungs.Step $2$: In the alveoli of the lungs, $Oxygen$ $(O_2)$ from the inhaled air diffuses into the blood.Step $3$: Simultaneously, $Carbondioxide$ $(CO_2)$, which is a waste product of cellular respiration, diffuses from the blood into the alveoli to be exhaled.Step $4$: Therefore, the gases exchanged in the lungs are $Oxygen$ and $Carbondioxide$.

	Carbon dioxide always produced	A lot of energy released
$a.$	No	Yes
$b.$	No	No
$c.$	Yes	No
$d.$	Yes	Yes

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