Breathing or ventilation, Biology

Assignment Help:

VENTILATION OR BREATHING -

15-16 / minute (In Rabbit 36-38). In children 35 / 1 minute.

1.      INSPIRATION

  • In take of air is known as inspiration. First of all external I.C.M. is contracted.
  • Ribs become straight. Sternum comes out 1.5 cm. It is thoracic breathing (25%).
  • Radial muscles of diaphragm are contracted. It becomes flat.
  • It is abdominal breathing or true breathing (75%). Both breathing collectively known as Eupnia.
  • Thoracic breathing takes place in deep breath only. It gets stimulation from cerebrum.
  • Due to all volume of thoracic cavity is increased & pressure is decreased. (1-3 mm Hg than 760 mm Hg).
  • To fullfil this pressure air enters into lungs.

1574_inspiration and expiration.png

2.      EXPIRATION -

  • All muscles are relaxed so it is passive process. Volume is decreased.
  • Pressure is increased (1-3 mm Hg than 760 mm Hg). Air is given out.

Related Discussions:- Breathing or ventilation

What is the genotype for males and females, In humans, maleness or femalene...

In humans, maleness or femaleness is determined by a pair of sex chromosomes called X and Y.    (a) What is the genotype for males?    (b) What is the genot

Culture conditions, Culture Conditions The culture vessels placed in s...

Culture Conditions The culture vessels placed in suitable trays or racks, are stored on the shelves in a hygienically maintained culture room, under controlled conditions of l

What are the ions, Q. What are the ions? What are the two kinds of molecule...

Q. What are the ions? What are the two kinds of molecules into which ions are classified ? Ions are substances or atoms electrically charged by means of gain or loss of electron

Classify suture materials, Classify suture materials Sutures can broad...

Classify suture materials Sutures can broadly be classified into two kinds - Absorbable: will break down harmlessly in the body over time without intervention, Non-absor

Termination and follow-up in diabetes mellitus, Q. Termination and Follow-u...

Q. Termination and Follow-up in diabetes mellitus? After plan is implemented, you have to assess the progress. Slowly start winding up the contact with the client and the famil

What is the aim of milling, What is the aim of milling The aim of milli...

What is the aim of milling The aim of milling (the process including crushing and grinding) is to obtain preferentially a flour, in which the constituents of the endosperm cell

What will occur to the levels above of secondary consumers, In the short te...

In the short term what will occur to the levels above and below a population of secondary consumers of a numeric pyramid if a large number of individuals from this population dies?

Electrocardiography, E l ec t r o c ar d i og...

E l ec t r o c ar d i og r ap h y : This equipment is used to identify cardiac conduction abnormalities that limit heart perf

What are called transactions, What are called Transactions? The grouped...

What are called Transactions? The grouped SQL statements are known as Transactions (or) A transaction is a collection of actions embused with ACID properties.

Define the word glycemic, Glycemic or sugar control The control of bloo...

Glycemic or sugar control The control of blood sugar is one of the most important factors of good care for the diabetic patient. It has been shown that good glycemic or sugar c

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd