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28 terms

Anatomy Blood & Heart

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What is transfusion reaction?
antibodies recognize a substance as being foreign and then agglunation occurs
What is diapedesis?
When WBC move in and out of blood vessels
What hormone decreases blood loss by constricting blood vessels?
Serotonin
What is the universal blood recipient?
AB
When blood is acidic, what 2 organs restore PH?
Liver and Kidneys
What is an abnormal decrease in WBC called?
Leukopenia
What does systole mean?
Contraction of ventricles (the top # of blood pressure)
Which vessel does blood enter during the ventricular systole?
Aorta and pulumary arteries
What is erythropoesis? And when would you need it?
Red blood cell formation
When going to a high altitude
What is the universal blood donor?
O
What is the order of .... in largest to smallest
capillary beds, venules, veins, arrteries, artieroles
Arteries, artieroles, capillary beds, venules, veins
What 2 things is cardic output dependent upon?
Stroke volume, heart beat
How long does it take for normal blood clots to form?
3-6 minutes
What hormone makes heart beat go up?
Epinephrine
Blood is a type of what kind of tissue?
Connective
What clings to the blood vessel wall during a clot and release serotonin?
Platelets
Prothrombin is converted to
thrombin
Thrombin acts as an enzyme to attach to what molecules?
Fibrinogen
Fibrinogen molecules form long strands of
Fibring
Fibrin traps what flowing by in the blood?
Erythrocytes
Blood clots within how many minutes?
3-6
The most important natural body anticoagulant is
heparin
Atrioventicular valves and semilunar valves do what?
Prevent backflow and keep blood moving in one direction
What are the names for contraction and relaxation while taking your blood pressure?
Contraction: systole
Relaxation: diastole
What is the average blood pressure?
120/70
Which node times contraction of cardiac cells?
Sinvatrial nodes (SA)
What is the name for white blood cells?
Leukocytes
2 types of clots
Thrombus, embolus