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Klio2033 [76]
3 years ago
14

what is the major difference between pulmonary veins and most other veins? a. they have a corresponding artery. b. they have a t

hin, smooth muscular layer. c. they have internal valves but no elastic tissue. d. they carry oxygenated blood to the heart.
Health
1 answer:
koban [17]3 years ago
8 0
D. They carry oxygenated blood to the lungs to be pumped to the heart then around the body. Pulmonary has to do with the lungs
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List the levels of organization from smallest to largest
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8.</span>Organism: <span>It is a living creature that is composed of a network of different organ systems that work together to sustain life.

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3 0
3 years ago
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Which types of muscle move involuntarily? Check all that apply.
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Smooth and skeletal is the answer yuh
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8 0
2 years ago
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