Human respiratory system - thoracic cavity, Biology

Assignment Help:

THORACIC CAVITY -

Thoracic cavity is air tight. On dorsal side vertebral column present.
On ventral side sternum present. On lateral side 12 pairs ribs present.
On posterior side diaphragm present which is fibro muscular, radial muscles present.
Diaphragm is helpfull in micturition, parturition and defaecation.
In pregnency diaphragm becomes inactive. So rate of respiration is increased.
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

Skeletal tissues - cartilage, SKELETA L TISSUES - These connective ...

SKELETA L TISSUES - These connective tissues form the endoskeleton of the vertebrates. These support the body, protect the various organs and help in locomotion. Skel

Definition of osseointegration in microscopic biology, Q. Definition of Oss...

Q. Definition of Osseointegration in microscopic biology? From a view point of macro and microscopic biology and medicine. Osseointegration of a fixture in bone is defined as t

Solar energy input, Solar Energy Input We know that the spectral distri...

Solar Energy Input We know that the spectral distribution and the intensity of solar radiation incident on the earth's surface are known. Of the enormous'amount of energy that

Explain the methods of entrainment to food and survival, Methods of entrain...

Methods of entrainment to food and survival advantages Because of weak zeitgeber of light (during winter and summer months where there is very little change in photoperio

What is congenital heart operations and interventions, What is Congenital H...

What is Congenital Heart Operations And Interventions Aftercare of the children who have undergone cardiac procedures and surgeries is as important, and in some occasions, more

Describe the advantages and disadvantages of insulin pump, Describe the Adv...

Describe the Advantages and Disadvantages of insulin pump Advantages - Insulin pumps deliver more precise amounts of insulin. This supports control over blood sugar level,

Genetic abnormalities caused by recessive genes, What are some diseases or ...

What are some diseases or genetic abnormalities caused by recessive genes? Instance of recessive genetic diseases are: cystic fibrosis, phenylketonuria, albinism, galactosemia,

Bacteria and archea, Based on the scientific name. Streptococcus agalactia...

Based on the scientific name. Streptococcus agalactiae what morphology would you expect these cells to have?

Causes of diabetic ketoacidosis, Q. Causes of Diabetic Ketoacidosis? Th...

Q. Causes of Diabetic Ketoacidosis? The causes of Diabetic Ketoacidosis (DKA) are the following: - Missing of insulin injection - Infection - Trauma (injury) - Myoc

Explain adverse effects of ritonavir, Explain Adverse effects of ritonavir ...

Explain Adverse effects of ritonavir - Adverse reactions are common to full doses of ritonavir, but less common with the low doses used in PI combinations. Ritonavir can cause

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages