This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and health, Subject name: Social & Preventive Medicine
A 24 years old primigravida wt = 57 kg, Hb 11.0 gm % visits an antenatal clinic during 2nd trimester of pregnancy seeking advice on dietary intake. She should be advised - 
Select and explain. 
A. Additional intake of 300 K. Cal, B. Additional intake of 500 K. Cal, C. Additional intake of 650 K. Cal, D. No extra K. Cal
A: Additional intake of 300 K. Cal
Answer: A: Additional intake of 300 K. Cal 
Explanation: - the energy requirements of women are increased during pregnancy and lactation. - additional 350kcal daily is needed during pregnancy. Reference: Park's textbook of preventive and social medicine, 23rd edition, pg no:633 <\p>