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25 Cards in this Set
- Front
- Back
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The junction of two or more vessels supplying the same area providing collateral circulation
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Anatomoses
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The alternate route of blood flow to a body part through an anastomosis is called
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collateral circulation
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The major force that causes fluid to be reabsorbed into the capillary from the interstitial space is
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Blood osmotic Pressure
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The major force that cause fluid to move from the capillary into the intersitial space
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hydrostatic Pressure
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The volume of blood that flows through a tissue in a specific amount of time is called the
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Blood Flow
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List the factors that effect blood flow
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Blood pressure vascular resistence
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List all the factors that will cause an increase in blood pressure
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Increase blood volume stroke volume symphatetic heart rate
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List all the factors that will cause an increase systemic vascular resistance?
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Decrease glomen diameter increase viscosity increased blood cell count
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. Define Hematocrite
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Percentage red blood cells
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An increase in the hematocrite will cause an increase in
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Blood viscosity
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Define Polycythemia
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increased red cells
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What effect does anemia have on the Hematocrite
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Fewer red blood cells under 45% hemotocrite
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In a resting person the normal circulation time is about
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1 minute
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The cardiovascular center is located
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Hupothalamus
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Which portion of the cardiovascular center will increase sympathetic stimulation to the heart
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cardioexcelerated center
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Which portion of the cardiovascular center will increase parasympathetic stimulation to the heart
Via the vagus nerve |
Cardio inhibitory center
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The major factor the causes blood flow through the venous system is
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muscular activity
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The major factor that prevents the backflow of blood in the venous system
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Valves
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A decrease in blood pressure detected by the baroreceptors will cause
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increase symphatic stimulation for heart increase blood pressure
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If someone stands up fast and gets light headed they suffer from
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posteral ahypotension
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What effect does Antidiuretic hormone have on blood pressure
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Increase
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What effect does Atrial Natriuretic hormone have on blood pressure
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decrease
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What effect does Aldosterone hormone have on blood pressure
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increase
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What effect does Angiotensinogen have on blood pressure
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increase
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What effect does Norepinephrine hormone have on blood pressure
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increase
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