Question
Question: Which of the following sequence is correct to initiate inspirations? (i) The contraction of externa...
Which of the following sequence is correct to initiate inspirations?
(i) The contraction of external intercostals muscles raises the ribs and sternum
(ii) Volume of thorax increases in the dorso-ventral axis
(iii) Intrapulmonary pressure decreases.
(iv) Diaphragm contractions.
(v) Air rushes into lungs.
(vi) Volume of thorax increases in the anterior-posterior axis
A
(i),(ii),(iv),(v),(iii),(vi)
B
(i),(ii),(iii),(iv),(vi),(v)
C
(i), (ii), (iv),(vi), (iii), (v)
D
(vi), (v), (i), (ii), (iii), (iv)
Answer
(i), (ii), (iv),(vi), (iii), (v)