During inspiration ……….. [JJPMER 2004, RPMT 20051
A. Diaphragm and external muscles relax
B. Diaphragm and internal intercostal muscles relax
C. Diaphragm and external intercostal muscles contract
D. Diaphragm and internal intercostal muscles contract
Answer:C
During inspiration ……….. [JJPMER 2004, RPMT 20051
A. Diaphragm and external muscles relax B. Diaphragm and internal intercostal muscles relax C. Diaphragm and external intercostal muscles contract D. Diaphragm and internal intercostal muscles contract