Volume of thoracic chamber increases in the anteroposterior and dorsoventral axis in the human by-Contraction of diaphragm and external intercostal musclesRelaxation of diaphragm and external intercostal musclesRelaxation of diaphragm and abdominal musclesNone of these

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Mechanism of Breathing

Volume of tho...

Question

Volume of thoracic chamber increases in the anteroposterior and dorsoventral axis in the human by?

Contraction of diaphragm and external intercostal muscles

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Relaxation of diaphragm and external intercostal muscles

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Relaxation of diaphragm and abdominal muscles

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None of these

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Similar questions

Mark the correct pair of muscles involved in normal breathing in humans.

(a) External and internal intercostal muscles

(b) Diaphragm and abdominal muscles

(d) Diaphragm and intercostal muscles

What is the role of intercostal muscles and diaphragm in breathing ?

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