2.9 Flashcards
1
Q
O2 content of arterial supply=
A
200 mL/L blood
2
Q
O2 content of venous supply=
A
150 mL/L blood
3
Q
AVDO2 meaning and value?
A
Avarage ArterioVenous O2 Difference
200-150=50 mL/L blood
4
Q
what is the Bayliss effect?
A
maintainance of constant blood flow to an organ despite changing arterial pressure
Autoregulation
5
Q
how can we achieve autoregulation in the blood vessels?
A
dilating or constricting the smooth muscles of the small arteries and arterioles
**they have a myogenic tone
6
Q
what innervation does the arteries and arterioles recieve and throgh which receptors?
A
only sympathetic
a1, B2
