Question

1. pulmonary veins carry __, and pulmonary arteries carry __. a. deoxygenated blood, oxygenated blood b. more blood, less blood c. nitrogenous wastes, oxygenated blood d. oxygenated blood, deoxygenated blood

Explanation:

Pulmonary veins transport oxygen - rich blood from the lungs to the heart, while pulmonary arteries carry deoxygenated blood from the heart to the lungs for oxygenation.

Answer:

d. Oxygenated blood, deoxygenated blood