10 11 13 14 Flashcards
organ that is responsible for synthesis of coagulation factors
LIVER
25% of platelets can be found in which organ?
SPLEEN
___ plays a role in the formation of factor 9
CALCIUM
increase in Hg affinity for O occurs w/…
a shift to the left on the dissociation curve
a decrease in O affinity occurs w….
shift to the right on the oxyhemoglobin dissociation curve
what is the effect on resistance if the radius of a vessel is halved?
resistance increases by a factor of 16
normal BT, platelet
^PT/INR
vit K deficiency
vit K affects which pathway?
the extrinsic pathway of coagulation
telangiectasia
dilated or tortuous small blood vessel found in skin or mucous membrane
petechiae
pin point hemorrhage
purpura
collection of petechiae
when systemic vascular resistance is decreased, BF…
blood flow decreases
microcytic anemias
thalassemia + iron deficiency
hypochromic anemias
thalassemia + iron deficiency
macrocytic/megaloblastic anemias
b12 deficiency like pernicious