The lungs expand in inspiration/inhalation because-

Question

The lungs expand in inspiration/inhalation because- (A) Diaphragm contracts upward (B) The volume of thoracic cavity increases (C) External intercostal muscles relax (D) Diaphragm relaxes

Tardigrade Admin · Accepted Answer

Correct answer is (b) The volume of thoracic cavity increases

Q. The lungs expand in inspiration/inhalation because-

Diaphragm contracts upward

The volume of thoracic cavity increases

External intercostal muscles relax

Diaphragm relaxes

Correct answer is (b) The volume of thoracic cavity increases