gaseous exchange

Question 1

gas exchange
the d……. of g….. i… and o… of the l….

Answer 1

diffusion
gases
into
out
lungs

Question 2

where does it occur

Answer 2

the alveoli

Question 3

the oxygen from the l….. goes into the b………

Answer 3

lungs
bloodstream

Question 4

carbon dioxide id emilinated from the b………. and goes into the l….

Answer 4

bloodstream
lungs

Question 5

it occurs in l….. between a…… and a network of c…….. (located in walls of alveoli)

Answer 5

lungs
alveoli
capileries

Question 6

athleats who are involed in endurance events have a greater ability to d…… oxygen because of an increase in the s……. a… of the al…… and cap……………. (more)

Answer 6

diffuse
surface area
alveoli
capilarisation