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St Mary’s music scho
S2 生物學 term 1. This is the Circulatory system
| Question | Answer |
|---|---|
| What are the three components of the circulatory system | The heart, the blood vessels, and the blood |
| How many chambers in a heart | Four |
| What does the heart do | It plumps blood throughout the body |
| What is the main function of the heart? | The heart pumps blood throughout the body, maintaining circulation and delivering oxygen and nutrients to tissues. |
| What are the 3 types of blood vessels | Arteries, veins, capillaries |
| What does the arteries do | It carries blood away from the body |
| What kind of walls does arteries have and why | It has thick muscular walls to withstand high pressure |
| What does veins do | It returns blood to the heart |
| What does vein contain and why | Valves to prevent backflow |
| What are capillaries (thick?thin?) and what does it do | Extremely thin, and allows exchange of gases, nutrients, and waste between blood and tissues |
| What does plasma transport | Carbon dioxide, nutrients, urea, hormones, and heat |
| What does red blood cells do | Carries oxygen |
| What does platelets do | Helps blood to clot |
| Is this flash card everything you need for S2 term 1? | No it is not. Look at my flash card named ‘part 1’ and my respiration homeostasis and health monitoring flash cards and all the S1 stuff. I DID NOT REPEAT SOME S1 STUFF IN THESE S2 FLASHCARDS SO DO NOT SKIP S1 STUFF. |
| How to access other flashcards by Sumleung | Scroll to the bottom of the page, press his name, and you will see all the flashcards he made for himself and the world |
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Sumleung
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