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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The subcostal angle during pregnancy is:
assistant
The correct answer is  The lower ribs flare out,the subcostal angle increases from 68deg to 103deg,the transverse diameter of the chest increases by 2 cm and the diaphragm rises by about 4 cm in pregnancy. Refer page no 80 of text book of obsteics,sheila balakrishnan,2 nd edition.