Q: Each vertebral vein also flows into which vein? Choices: - trichina - xerophyte - spiral - brachiocephalic A:
brachiocephalic
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Q: What are the most successful organisms on earth? Choices: - trees - humans - pests - bacteria A:
bacteria
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Q: Shrimp are an example of what group within the arthropods? Choices: - myriapods - insect - scorpion - crustaceans A:
crustaceans
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Q: Constriction and dilation allow the circulatory system to change the amount of blood flowing to which body parts? Choices: - arteries - tissues - muscles - organs A:
organs
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