asked 105k views
1 vote
Which are the 4 sub-components of the Cardio-respiratory system?

A. Heart, spleen, lungs and liver
B. Heart, blood, spine and liver
C. Heart, blood, blood vessels, and lungs
D. Heart, stomach, lungs and liver

asked
User Kunjee
by
8.2k points

1 Answer

2 votes
C. Heart, blood, blood vessels, and lungs
answered
User Dycey
by
7.6k points
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