Question

Select the correct events that occur during inspiration.
(a) Contraction of diaphragm
(b) Contraction of external inter - costal muscles
(c) Pulmonary volume decreases
(d) Intra pulmonary pressure increases

• A. (a) and (b)
• B. (c) and (d)
• C. (a), (b) and (d)
• D. only (d)

Answer 1

Answer: (A)

Events that occur during inspiration are
(a) Contraction of diaphragm
(b) Contraction of external intercostal muscles
(c) Pulmonary volume increases
(d) Intra pulmonary pressure decreases