Other questions in this quiz

2. What type of blood vessel carries blood away from the heart?

  • Artery
  • Lungs
  • Vein
  • Capillary

3. What do platelets do?

  • Produce antigens and antibodies
  • Help clot the blood
  • Hold food
  • Carries oxygen

4. Why are capillaries most efficient at diffusion?

  • There's lots of them
  • Their walls are 1 cell thick
  • They're badass
  • Their lumen is really big

5. What are valves (in a blood vessel) used for?

  • To direct the flow of blood
  • To stop the blood from flowing
  • Photosynthesis
  • Transport

Comments

Emilija

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HELLO

Ciara26

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ybjoby

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What a waste of time

ItsCay

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Lmao love these

RebecaL

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"in the red blood cells"- seriously??- dude, just write "red blood cells"- who's going to think of writing "in the". What a waste of my precious revision time

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