183k views
3 votes
Oxygen from the air enters the blood stream at what location?

A) Aorta
B) pulmonary vein
C) alveoli
D) pulmonary artery

User Ines Tlili
by
7.7k points

1 Answer

5 votes

Answer:

alveoli

Step-by-step explanation:

User Wordpressm
by
8.4k points
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