cardiovascular system-blood vessels and circulation: differences between arteries and veins Flashcards
1
Q
the walls of arteries are
A
thicker and have high blood pressure
2
Q
the walls of veins are
A
thinner
3
Q
the lumen of artery is
A
smaller and round
4
Q
the lumen of veins are
A
larger and flat
5
Q
veins have
A
valves
6
Q
arteries do not have
A
valves
7
Q
the 2 great veins
superior and inferior venae cavae have no
A
valves
8
Q
veins carry blood to the
A
heart
9
Q
arteries carry blood
A
away from the heart
10
Q
all veins except pulmonary veins carry
A
deoxygenated blood
11
Q
all arteries except pulmonary artery carry
A
oxygenated blood
12
Q
arteries are more
A
resilient
when stretched they keep their shape and lengthen
when released, they return to normal
13
Q
arteries keep their
A
cyclindrical shape
14
Q
veins
A
collapse