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Physiological Changes in Pregnancy

Question
6 out of 32
 

All of the following may be observed in a normal pregnancy EXCEPT (AIIMS Nov 2011)



A Fall in serum iron concentration falls

B Increase in serum iron binding capacity

C Increase in blood viscosity

D Increase in blood oxygen carrying capacity

Ans. C

Increase in blood viscosity

a. Physiological changes in termed physiological anemia of pregnancy, Iron supplementation augments the RBC mass during pregnancy,

b. There are distinct advantages, in the hemodilution, It lowers the viscosity of the maternal blood to ensure adequate gaseous exchange between the maternal and fetal blood, it also protects the mother against the adverse effects of blood loss during the delivery Hematological changes Increased

i. Plasma volume, RBC volume

ii. Total haemoglobin

iii. Plasma iron binding capacity

iv. Iron absorption doubles

v. WBC counts

vi. Factor I, VII, VIII, IX, X

vii. Platelet survival time XI, XIII

viii. Plasminogen levels fibrinogen

ix. Albumin levels, ESR

x. Albumin: globulin ratio

xi. Platelet count is generally normal, bleeding and clotting times remains normal, whereas factor II, V and remain unchanged

Physiological Changes in Pregnancy Flashcard List

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