1. What is the name of the graph that records the electrical activity of the heart?
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Other questions in this quiz
2. What type of circulatory system does a fish have?
- Double and closed
- Double and open
- Single and closed
- Single and open
3. Which vessel has a larger lumen?
4. What type of organism has an open circulatory system?
5. Which route does a red blood cell take from the heart to the body and back to the heart?
- Veins to capillaries to Arteries
- Arteries to veins to capillaries
- Arteries to capillaries to veins
- Capillaries to Arteries to veins