The Circulatory and Respiratory Systems Answers

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1
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Which action is one of the main functions of the circulatory system?

A
delivering substances to the cells of the body
B
producing substances in the cells of the body
C
breaking down substances in the cells of the body
2
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contains the liquid portion of blood✔ fights pathogens that can cause sicknessX helps in the healing of cuts and woundsbinds and carries oxygen

A
contains the liquid portion of blood
B
✔ fights pathogens that can cause sickness
C
X helps in the healing of cuts and wounds
D
binds and carries oxygen
3

contains the liquid portion of bloodfights pathogens that can cause sickness✔ helps in the healing of cuts and woundsbinds and carries oxygen

A
contains the liquid portion of blood
B
fights pathogens that can cause sickness
C
✔ helps in the healing of cuts and wounds
D
binds and carries oxygen
4

✔ contains the liquid portion of bloodfights pathogens that can cause sicknesshelps in the healing of cuts and woundsbinds and carries oxygen

A
✔ contains the liquid portion of blood
B
fights pathogens that can cause sickness
C
helps in the healing of cuts and wounds
D
binds and carries oxygen

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The Circulatory and Respiratory Systems Answers…