★ Heart Anatomy Quiz
The oxygen rich blood flows back to the heart via the __________________________________.
A. pulmonary artery
B. pulmonary vein
C. inferior vena cava
D. superior vena cava
Select your answer:
Topics:
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Body Systems › ViewWhat does food provide for the body?
A. it’s like a computer
B. Energy
C. Support
D. Oxygen
Vitamin › View
What are the 3 D symptoms for Niacin deficiency?
A. dermatitis, headache, vomiting
B. dermatitis, diarrhoea, dementia
C. diarrhoea, vomiting, headache
D. diarrhoea, dementia, dog tiredness