Human respiratory system - thoracic cavity, Biology

Assignment Help:

THORACIC CAVITY -

  1. Thoracic cavity is air tight. On dorsal side vertebral column present.
  2. On ventral side sternum present. On lateral side 12 pairs ribs present.
  3. On posterior side diaphragm present which is fibro muscular, radial muscles present.
  4. Diaphragm is helpfull in micturition, parturition and defaecation.
  5. In pregnency diaphragm becomes inactive. So rate of respiration is increased.
  6. In singers diaphragm is more active.Between ribs 11 pairs inter costal muscles are present. 8-12 are floating ribs.

Related Discussions:- Human respiratory system - thoracic cavity

Is geometric isomers have the same connectivity, Geometric isomers: Select ...

Geometric isomers: Select one: a. Have the same molecular weight b. Have the same connectivity c. Have a different configuration about a double bond d. All of the above

Describe the concept of gastrulation, Describe the concept of gastrulation?...

Describe the concept of gastrulation? During embryological development this stage results in blastulas conversion into a gastrula. Cells migrate toward the inside of embryo fro

Reproductive organs, Reproductive Organs In several metazoans, gonads ...

Reproductive Organs In several metazoans, gonads are well-defined. Testes and ovaries take up dissimilar shapes and anatomical dispositions. In cases of certain hermaphrodites

The seven levels of taxonomy, how are the listed from largest group to smal...

how are the listed from largest group to smallest group

Discuss the health impact of any one specie, Discuss the economic/health im...

Discuss the economic/health impact of any one species of harmful water molds.

Cleaning efficiency of detergents and soaps, Q. Cleaning efficiency of Dete...

Q. Cleaning efficiency of Detergents and Soaps? Soaps and detergents emulsify fats, oils and grease so that they are easily washed away. They usually contain chemical builder

Explain the senses taste and smell, Explain the senses taste and smell ? ...

Explain the senses taste and smell ? The pigmented cone cells of the retina transmit information to bipolar nerve cells, then to ganglion cells, and on to the optic nerve and t

How substrate concentration affect initial rate of enzyme, How does substra...

How does substrate concentration affect the initial rate of an enzyme- catalyzed reaction?

How do placental mammals reproduce, How do placental mammals reproduce? ...

How do placental mammals reproduce? Placental mammals reproduce sexually, they have internal fecundation and they are viviparous, i.e., their embryo creates within the mother's

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