Inspiration occurs when intra-pulmonary ...

Inspiration occurs when intra-pulmonary pressure is

Higher than atmospheric pressure

Lower than atmospheric pressure

Equal to atmospheric pressure

Zero compared to atmospheric pressure

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Fill up the blanks in the following paragraph by selecting the correct option. The movement of air into and out of the lungs is carried out by creating a (i).____ between the lungs and the atmosphere. Inspiration can occur if intra-pulmonary pressure is (ii).____ Expiration takes place when the intra-pulmonary pressure is (iii).____ than the atmospheric pressure. Expiration takes place when the intra-inspiration is initiated by the (iv).____ of diaphragm which (v).____the volume of thoracic chamber in the antero-posterior axis.

Assertion :- Inspiration can occur if intra pulmonary pressure is less than the atmospheric pressure. Reason :- Inspiration is initiated by the relaxation of diaphragm and external intercostal muscle.

Inspiration can occur if the intra-pulmonary pressure is ________A________ than the atmospheric pressure. Inspiration is initiated by the contraction of diaphragm which increases the volume of thoracic chamber in the ________B_______ axis.

Inspiration can occur , when -

Inspiration can occur if

Inspiration occurs when there is a negative pressure in the lungs with respect to atmospheric pressure. This negative pressure is achieved when

Fill in the blanks : Breathing involves two stages. ...1... dunng vyhlc atmospheric airs drawn in and ...2... explratxon by which alveolar air is relesed out. b. The movement of air Into and out of the lungs is carried out by ...3... gradient between the lungs and the atmosphere. c. Inspiration can occur if the pressure within lungs is ...4... than the atmosphere pressure i.e., there is a ...5...pressure in the lungs with respect to atmospheric pressure. d. Expiration takes place when the intra pulmonary pressure is ...6... than atmospheric pressure.

Read the following statement (A - D). (A) The movement of air into and out of the lungs is carried out by creating a pressure gradient between the lungs and atmosphere. (B) Inspiration can occur if the pressure within the lungs is more than the atmospheric pressure. (C) Expiration takes place when the intrapulmonary pressure is lesser than the atmospheric pressure. (D) The diaphragm and a specialized set of intercostal muscles in between the ribs help in the generation of such pressure gradients for breathing. How many of the following statements are correct?

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Inspiration occurs when intra-pulmonary pressure is
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