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

Define hexose monophosphate pathway, Define hexose monophosphate pathway ...

Define hexose monophosphate pathway The hexose monophosphate pathway (HMP also called the pentose phosphate pathway, or phoshogluconate pathway) consists of Mo irreversible o

Explain the consequences of malnutrition, Explain the Consequences of Malnu...

Explain the Consequences of Malnutrition? Malnutrition manifests itself in terms of illness and death in all age groups. Children, pregnant women, nursing mothers and elderly a

Main parts into which a neuron can be divided, Q. What are the three main p...

Q. What are the three main parts into which a neuron can be divided? What are their respective functions? The three mains parts into which a neuron can be didactically divided

Anomalies related to oral cavity, Anomalies Related to Oral Cavity   Un...

Anomalies Related to Oral Cavity   Under these anomalies we will briefly discuss the cleft lip and cleft palate.  You must have seen and/or nursed a baby born with a cut on

Radiometer-radiation instrument, Radiometer Radiometer measures the flu...

Radiometer Radiometer measures the flux of energy of all wavelengths received on a single surface of the receiver. There are also instruments that can measure the difference be

Why are herbivores considered similar to predators, (a) Why are herbivores ...

(a) Why are herbivores considered similar to predators in the ecological context Describe? (b)   Differentiate among the following interspecific interactions  in a population :

What do you know zoological parks, Q. What do you know Zoological Parks? ...

Q. What do you know Zoological Parks? Zoological park has two faced aspects, the relationship between man and beast. There is awe and there is slaughter. There is worship and t

What is the greenhouse effect, What is the greenhouse effect? The green...

What is the greenhouse effect? The greenhouse effect is a phenomenon in which atmospheric gases like CO 2 trap reradiated heat from the Earth, much as the glass panes of a gre

What is the usual reproduction cycle of a dna virus, Q What is the usual re...

Q What is the usual reproduction cycle of a DNA virus? A usual virus has proteins on its capsid that bind to the outer membrane of the host cell. In the place where the virus a

Zoonoses disease-feline cowpox, Feline cowpox Feline cowpox virus is an un...

Feline cowpox Feline cowpox virus is an uncommon virus which causes skin lesions in cats. These viruses are said to be “cowpox-like”. The biological and genetical analysis showed

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