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What three components make up the human circulatory system?
A
So blood sent to tissues is fully loaded with oxygen.
B
The vena cava.
C
The heart, blood vessels and blood.
D
High pressure could damage the thin walls of lung capillaries.
Card 1 of 25
2.2.3 The human circulatory system Flashcards
25 flashcards on OCR GCSE Biology 2.2.3 The human circulatory system: the key terms, definitions and processes you need to recall for the written papers.