This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Following represents fetal hypoxia except: 
Select and explain. 
A. Excessive foetal movements, B. Meconium in vertex presentation, C. Fetal scalp blood pH > 7.3, D. Heart rate < 100
C: Fetal scalp blood pH > 7.3
Answer: C: Fetal scalp blood pH > 7.3 
Explanation: Normal fetal scalp pH ranges from 7.25 to 7.35.
Fetal hypoxia is indicated by ‘acidosis’ or fall in fetal scalp pH to values below normal (Not by increase).
It is used to corroborate the significance of fetal CTG (Cardiotocography).

Interpretation of Fetal Scalp blood sampling