Extra Flashcards

1
Q

What do sickle cells do to blood flow

A

they interupt blood flow and cause turbluent blood flow, low blood pressure, lower o2 transport

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2
Q

What organ is responible for removing old damaged blood cells

A

spleen

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3
Q

What is the difference between sickle cell disease and sickle cell triats

A

disease: all rbcs
trait: 1/2

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4
Q

Flow equation

A

F=delta p (pressure difference between two points)/R (resistance to flow

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5
Q

Resistance equation

A

R=8Ln/pir^4
-L- vessel length
n=viscosity of blood

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6
Q

ectopic pacemaker

A

abnormal, any site driving ventrivuclar ecitation

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7
Q

tachycardia

A

HR over 100 beats/min

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8
Q

bradychardia

A

HR slower than 60 beats/min

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9
Q

CO formula

A

co=HR x SV

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10
Q

Map equation

A

DP+1/3(pp)

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11
Q

PP equation

A

Sp-dp

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12
Q

x/y during cuff

A

x= when blood can overcome pressure by cuff
y=no longer turbulent flow

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13
Q

CO2 into capillaries

A

most in bicarbonate
-bicarbonate ions diffuse out to the plasma
-to be exchanged for choloride ions and hydrogen ions bind to hemglobin
-that has released oxygen

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14
Q

co2 caps to alveoli

A

high o2 favors binding to hemoglobin which releaes hydrogen ions and carbon dioxide
-same carbonic anhydrase and converts ions back to carbon dioxide to be breathed out

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