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Option 1
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list 7 functions of the lungs
7 points
Your answer
how many branches of the lung and the characteristics of the respiratory bronchioles
4 points
Your answer
the pulmonary artery had oxygenated blood
1 point
true
False
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What are the following laws and when do you need to mention them: Lapalce,
0 points
Your answer
what is the formula for compliance? explain the significance
0 points
Your answer
regional variation in ventilation
0 points
Your answer
Option 1
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Option 1
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dead space and alveolar ventilation
6 points
total ventilation is RR x TV
alveolar ventilation = RR x (TV- DS)
dead space = ventilation of nonconducting airways= vol of gas not eliminating CO2
physiol dead space = anatomic dead space in a normal person
what is ficks law of diffusion
10 points
Your answer
explain perfusion and diffusion limitation
20 points
Your answer
pulmonary blood flow, what are the pressures in RA RV LA LV
*
4 points
Your answer
how does the lung cope with extra blood at times of inc CO
2 points
Your answer
which of the following is incorrect
1 point
pulmonary vasc resistance is usually low
resistance increases in exercise
increases at high and low lung volumes
increases with alveolar hypoxia
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which of the following is affected in the lung
1 point
serotonin
histamine
dopamine
Angiotensin II
bradykinin
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write the alveolar gas equation
10 points
Your answer
a person is on 21 % O2 at 1200 feet the atmospheric pressure is 347. What is the calculated PAO2
5 points
127
27
47
57
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a person is on 30% O2 in a normal room what is the calculated PAO2
5 points
213
155
120
depends on the CO2
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in the examples above how do you calculate how much O2 is being carried by the blood
2 points
Your answer
draw the o2 dissociation curve
Your answer
Option 1
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Option 1
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a person with a HB of 15 and a sat of 100% has how much O2 in the blood
2 points
20.85gm / 100 ml
2.85 gm/100 ml
15 gm
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a person has a hb of 5 and is 100% saturated with o2 - how much O2 do they have in their blood
1 point
6.93
5
15
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which is the correct pair
cl shift = co2 carriage to maintain e neutrality with co2/bicarb reaction
bohr effect -
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