Biology · Body Fluids and Circulation
In the human blood circulation system, which of the following vessels is correctly identified with its function and partial pressure of gases?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Dorsal aorta - takes blood from heart to body parts, PO2 = 95 mm Hg
- 2Vena Cava - takes blood from body parts to right atrium, PCO2 = 45 mm Hg✓
- 3Pulmonary artery - takes blood from heart to lungs, PO2 = 90 mm Hg
- 4Pulmonary vein - takes deoxygenated blood from body parts, PO2 = 60 mm Hg
Correct answer
Vena Cava - takes blood from body parts to right atrium, PCO2 = 45 mm Hg
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