cvs Flashcards
what ate pericytes
incomplete later of cells surrounding capilary - have contractile properties which control blood flow
what ate the 3types of capillaries
continuous
fenestrated
discontinuous/ sinusoids
what do sinusoids have in the tunica intima
phagocytic cells
where may u find fenestrated capillaries
endocrine goands
kidney renal corpuscle
doscontinuous
liver
spleen
hone marrow
sinusoids
liver
what are arteriogenous shunts
bypasses capillaty beds
in soin for thermoregulation cos u font wanna lose heat
whats the differrnce between superficial and deep ceins
superficial - thick walled and no surrounding support, drain into deeo veins
deep - thin walled and supported gy deep fascua and muscles
what kind of innervation does the heart have
autonomic
what nerve dupplies the fibrous and parietal layer of pericardium
phrenic nerve
c3-5
what else foes the ohrenic netve supply
the disphtagm
what else does the phrenic nerve supply
diaphragmatic and mediastinal part pf parietal pleura
what is the visceral seidous layer of the pericardium innervated by
T1- 4