--%>

Process of inhalation

Explain, how are process of the inhalation and expiration is carried out?

E

Expert

Verified

The diaphragm and the intercostal muscles contracts and relaxes as per the thorax volume, compartment where there are lungs. The change of volume of thorax forces inhalation or expiration.
When the thorax volume is increased an internal pressure less than the atmospheric pressure (external) is created and gases enters the lungs. When the thorax volume is lowered internal pressure increases above the external pressure and the air gets expelled from the lungs.

   Related Questions in Biology

  • Q : Define the term Kc Define the term Kc ?

    Define the term Kc?

  • Q : State Competitive Analysis Competitive

    Competitive Analysis: This is the practice of analyzing the competitive environment wherein your business operates or can say wishes to operate, as well as weaknesses and strengths of the businesses with that you compete, weaknesses and strengths of y

  • Q : What is Multiuser Interface Multiuser

    Multiuser Interface: The abbreviation is MUI, or Multi User Interface, is a term employed to explain an interface which runs over the top of an English version of the Microsoft Windows and supports various languages. This permits large companies to al

  • Q : How calcium ions contribute in the

    How do calcium ions contribute in the muscle contraction? Why do both muscle relaxation and muscle contraction spend energy?

  • Q : Multimedia Communication - Organization

    This is a combination of many 'media' brought together to convey a message. These 'media' can include graphic, photo, music, voice, text and animations. When these elements are placed together on computer screen, they become multimedia. Since multimedia combines many different media types, it is

  • Q : Chief cellular attributes of the plant

    Explain the chief cellular attributes of beings of the plant kingdom?

  • Q : What is sickle cell anaemia What do you

    What do you mean by the term sickle cell anaemia? Briefly define it.

  • Q : Explain the heterophagic intracellular

    Explain the heterophagic intracellular digestion? How is this procedure accomplished?

  • Q : Organs of hormones Specify some of the

    Specify some of the target organs of hormones?

  • Q : Leadership Style-Project and Functional

    Leadership Style: As per a recent study on the leadership style of the Project and Functional Managers, the finding suggests that project managers score higher than functional managers on conscientiousness, they are more sensitive towards the situatio