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Physiology mcq 20 MCQ's 271-285 Physiology multiple choice questions for the primary FRCA examination. Discuss answers and explanations area

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10 The oxygen content of blood at a given partial - 08-01-2005, 08:28 PM

10 The oxygen content of blood at a given partial pressure of oxygen is increased
with an increase in
a) 2,3 DPG
b) anaemia
c) H+ ion concentration
d) PCO2
e) haematocrit


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Re:10 The oxygen content of blood at a given partial - 08-15-2005, 04:34 AM

mark wrote:
Quote:
10 The oxygen content of blood at a given partial pressure of oxygen is increased
with an increase in
a) 2,3 DPG f
b) anaemia t
c) H+ ion concentration f
d) PCO2 f
e) haematocrit
t

it is content and not the usual question about delivery or have i fallen into the trap?
 
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dev - 11-10-2005, 03:55 PM

b= F
increase in anemia-- O2 dissociation curve shifts on the right ,
 
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Arterial O2 content - 11-10-2005, 09:52 PM

Answer for (b) is False
CaO2 = [Hb * SaO2 * 1.39] + [PaO2 * 0.003]
So reduction in Hb reduces the CaO2!!!!!!!!!
 
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Tags: blood, content, given, oxygen, partial



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