Highway code for circulatory system Flashcards
1
Q
The circulatory system is strictly
A
One way
2
Q
In the arteries you must travel ____ the heart
A
away
3
Q
In the vein you must travel ______ the heart
A
toward
4
Q
The veins have ________ which act as ______ and stop from reversing
A
Valves act like one way doors and stop you from reversing
5
Q
If you are a red blood cell you travel __________ the vessel
A
Red blood cells travel in the centre of the vessel
6
Q
If you are a white blood cell you travel _______ the vessel
A
you creep along the edges of the vessel
7
Q
Every red blood cell must go through the heart _____ per circulation of the body Once on the way to the ____ to pick up oxygen and once on the way to the rest of the ____ to drop off oxygen
A
twice
lungs
rest of body
