Question

Which of these is the correct order through which oxygen enters the body?

A. lungs, bronchi, bronchioles, alveoli, blood

B. bronchi, lungs, bronchioles, alveoli, blood

C. lungs, bronchi, bronchioles, blood, alveoli

D. blood, alveoli, lungs, bronchi, bronchioles

Answer 1

lung, bronchi, bronchioles, alveoli, blood

but i think 'lung' is too general

Answer 2

what would be your 2nd choice?

Answer 3

haha, actually i mean the word 'lung' can be more specified. Hmm, i think trachea can be a good choice if want to be more specified.

Answer 4

A

Answer 5

A was wrong.

Answer 6

it was b

Answer 7

it was B for the rest of the answers go to this link : http://openstudy.com/study#/updates/51afa7e7e4b06ee3ee26b4c4