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83 Cards in this Set

  • Front
  • Back
Blood volumes proxy
5L
hematocrit proxy
50%
RBC count
platelet count
wbc count proxy
5 million
200000
10000
protein in blood range
6-8.4 g/dL
Transferrin protein does
transport iron
albumin does
keeps water balance in vessels
carbonic anhydrase is/does?
know it or blow it
complement proteins activate?
sumthin hold on...
the attack complex which lysis cells by insertion into membrane
Erythropoiesis is and works how, diease association
formation of new RBC,
stim by erythropoietin and
needs iron, folate and b12
polycythemia(excess RBCs), anemia
Polycythemia (2 typess)
primary (vera)-> tumor like RBC production
secondary (physiological)-> adaptation to low oxy delivery, ex high altitude
Anemia of blood
low RBC count, lack of energy, tiredness
Pernicous anemia lack of B12
hemoglobin is bad for?
prevented from getting there?
kidneys! cuz iron
the liver holds the iron with ferritin
Bilirubin is? accociated diseases
heme is metabolized to bilirubin, excreted in bile and into SI
disease is Jaundice, excess bilirubin, grey stool,indicates problem with liver cells
note in newborns phototherapy may be used to fix jaundice
WBCS! are and do
Neutrolphils-> small phags, common
Eosinophils-> kill paracites, decrease inflam
Basophils->release histamine, iflam cause
Lymphocytes-> immunity
Monocytes-> become macrophages
Hemostasis is and how done?
arrest of bleeding
-vascular spasm
-platelet plug
-coagulation
platelet activation? its a doozy
collagen shown- platelet adhere w/ vWf to collagen
activated by adhesion, granule release
Thromboxane A2 produced, ADP, serotonin and platelet activating factor released stim other platelets
A2 and sero vasoconstrict
platelets also release Ca triggering clotting path
platelet bind fibrinogen and fibrin threads to form plug
Integrin glycoprotein receptor
only on platelets
binds fibrinogen after activation,
can also bind vWf, fibronectin, vitronectin
GPIIb-GPIIIa
Platelet regulation
heparin on surface of good cells inhibit platelet adhesion
activation inhibited by prostacyclin produced by healthy cells
COX path in platelets and endothelial cells?
both inhibited by aspirin
in platelets make Thromboxane A2 cause vasocontric and platelet activate
in endothelial, inhibit activation of platelet and vasodilate
Warfarin action
anticoagulant
antagonist of Vit. K blockin clotting factor production in liver
thrombolytic agents
injected to dissolve clots
activate plasminogen->plasmin
plasmin of course breaks down fibrin clot
Lymphatic system does
fluid balance
fat absorption
defence!!!!!!
Edema?
abnormal accumulation of interstitial fluid beneath skin or in cavity
caused by fluid imbalance
Different pressures in lymph sys.
push water out cappilary
Hydrostatic blood pressure-biggest
Interstital Osmotic- small

pull water in capillary
Blood osmotic- sizable
Interstitial Hydrostatic- 0
where lymph sys empty into?
subclavian veins in thoractic cav
Tonsils and spleen?
T: groups lymphatic nodules in oral cav.
groups: palatine, pharygeal, lingual

S: left superior side abdomin
filters blood removes bad RBCs, detects foreign substances
Thymus
site of positive and negative selection of T cells and where they mature
in superior mediastimum
Selection of Lymphocytes
+ve: ensure survival of lymphocytes that react against antigens

-ve: cut from team if react with self antigent
Antigen binding protein secreted by plasma cells
immunoglobulin
Membrane protein found on all nucleated cells
MHC class I
Membrane protein found on macrophages, B-lymphocytes, and dendritic cells
MHC class II
Protein produced by most cells that interferes with virus replication
interferon
A cell that secretes immunoglobulins
plasma cell
A cell that attacks virus infected cells
Natural killer cell
Lipid compounds that cause vascular changes and can stimulate pain receptors
prostaglandins
A reverse transcriptase inhibitor
aziodothymidine (AZT)
A group of proteins that form a membrane attack complex and can kill cells
complement
A cell that attacks parasites
eosinophil
A cell that produces clotting factors
hepatocyte
Protein produced by lymphocytes
immunoglobulin
May become an osteoclast
monocyte
The most numerous leukocyte
neutrophil
A cell that releases histaminase
eosinophil
Serum protein important for keeping water inside the blood vessels
albumin
A cell that transports oxygen and carbon dioxide
erythrocyte
A cell that releases histamine
basophil
Iron binding serum protein
transferrin
Plasma Protein not in serum?
fibronogen, cuz serum has no clots
Thalassemia
Sickle cell
genetic diseases in hemoglobin leading to possible death
sickle less deadly, possible die 30
erythropoietin, produced? acts? does?
produced in kidney,
acts on bone marrow
stim RBC development
aplastic anemia
destruction of bone marrow stem cells aka no more RBCs from there
thrombin is?
coagulation protein, aka Factor IIa
convert Fibrinogen to fibrin
role of vWf in adhesion?
disease?
vWf is where binding to collagen occurs
with the disease cant bind aka no coag.
Prostacyclin, produced where? effects?
in endothelial cells, stops coag
Abciximab is? does?
-is integrin blocker that decreases platelet aggregation
-monoclonal antibody
Hirudin does? why more effective than heparin?
anticoag.
doesnt need antithrombin III
why heparin and warfirin givin together?
warfarin is slower acting so heparin is immediate effector
tPA does?
activate plasmin
Blood hydrostatic
Blood osmotic
Interstitial hydrostatic
interstitial osmotic
30-35
26-28
0
1-8
Lymph nodes have __ in them?
B-lymphos
T-lymphos
macrophages
other immune cells
where lymph nodes abundant, peyers patches?
loose connective tissues of systems with movement (respiratory, urinary, digestive, reproductive)
PP:nodes in digestive
B-lymphos and what do they do?
made in bone marrow, produce antibodies aka immunoglobulin
helper T cells
suppressor T's
T'cell receptors
bind with CD4 with MHC II and antigen activate and activate B cells
Sup: prevent immune response to self
T cell receptors on Helper T's
antigen presenting cells?
MHC II molecules on macrophages and B lympos
self antigens
apoptosis
tolerated by immune system, shown by T cells that will undergo positive selection
A: programmed cells death, ex if you suck at being a T cell
CD-3 is and how useful
on T-cells, part of T-cell recptor complex for binding with MHC II's,
Muromanab binds this and eliminates all T cells, for 48 hours,
why? WTF knows
CD-4 vs CD-8
CD-4 on helper T's, macrophages...
(MHC II)
CD-8 on Cytotoxic T's. NK cells
(MHC I)
interluekins can
stim. B cells divide when released from helper T's
IL-2 cause helper Ts divide
Complement does? is activated by?
complement moves around and finds cell with foreign Antibody and begins cascade with ends in cell lysis
Rh and its problems and treatment
in mothers that neg big deal, part of blood group
HDN is disease of newborn
RhoGam prevents immune response
Factors effect blood vessel flow
blood pressure
vessel length
viscosity
vessel diameter
Local regulation of blood flow controls
O2
CO2
Acids
Adenosine
ATP
NO
think of shit you want rid of for dilation
Vasoconstrictor Chemicals
NE, epi (Alpha 1)
serotonin
Thromboxane A2
substance P
endothelin
aniotensin II
vasopressin
ATP
Vasodilalators
Adenosin
NO
Hisamine
Prostacyclin
Epi, NE (beta 2)
Natriuretic peps
Adenosine increasing cAMP
through Purinergic receoptors
specifically P1A2 (not P1A1)
Caffine blocks?
Adenosine on P1A1 purogenic receptors
Hyperemia types
Active: increase blood flow cuz more metabolic activity
Reactive: increased flow after lack of flow
P2 Purinergic receptors?
mediate ATP induced vasoconstriction
one is target of clopidogrel
Viagra works how?
inhibits phosphodiesterase,
this increases GMP levels
Calcium-Calmodulin does
activates myosin light chain kinase
this causes smooth muscle contraction
endothelial derived relaxation factor
produced in endothelium of arterioles, along with NO cause vasodilation
Endothelin
vasoconstrictor produced by endothelial cells
artery types
elastic
muscular
arterioles