Lungs, Biology

Assignment Help:

LUNGS (PULMONES) -

539_lungs.png

  1. Present in pleural cavity. Covered by double layered pleura.
  2. Outer parietal pleura and inner visceral pleura.
  3. Both are continuous, slip on each other.
  4. Between them pleural fluid may present in infection so pleurisy is caused.
  5. Lungs are pinkish in colour. Later on turn brown.
  6. Soft, spongy, elastic, made up of involuntary muscles (but does not have own power to contract or relex).
  7. Their contraction or relaxation depends on thoracic cavity or pleural cavity. Lungs are conical in shape.
  8. Each lung has broad concave base on the lower side (due to convex diaphragm).
  9. Lungs are 2 in number. Left lung has 2 lobes left superior & left inferior demarcated by oblique fissure.
  10. Right lung has 3 lobes right superior right middle and right inferior demarcated by transverse and oblique fissure.
  11. Left one smaller than right one, having cardiac notch to adjust heart. Weight of each lung is about 450 gm.

Related Discussions:- Lungs

Define requirements of vitamin a for infants, Define requirements of Vitami...

Define requirements of Vitamin A for infants? As for vitamin A deficiency, requirement of vitamin A is the most easy to meet as it is abundantly present in green and yellow veg

Protein of animal origin - meat, Protein of Animal Origin - Meat Meat:...

Protein of Animal Origin - Meat Meat: Skeletal or striated muscles are used for food purposes. Flesh of cattle, sheep and swine comprise most of the meat contents. Edible mea

Natural control of population growth, N A TURA L CONTROL OF POPULATION G...

N A TURA L CONTROL OF POPULATION GROWTH - 1 .       Biotic potential - It is capacity of population to increase its number by reproduction. For all animals, it is v

Estimation of protein by miscellaneous parameters include, Estimation of pr...

Estimation of protein by Miscellaneous parameters include? Miscellaneous parameters include Plasma amino acid levels Microbiological methods Chemical scoring

Theileriosis, T h e i l e r io s i s It is also referred as t...

T h e i l e r io s i s It is also referred as tropical theileriosis and results in fever, enlargement of superficial lymphnodes, anaemia and jaundice. E tiolo

Explain ringworm in humans, Ringworm in humans is caused by : 1. Bacteri...

Ringworm in humans is caused by : 1. Bacteria 2. Fungi 3. Nematodes 4. Viruses Fungi

Chemical bonding, Chemical bonding : The present matter of earth contains ...

Chemical bonding : The present matter of earth contains atoms bound in groups of two or more called molecules. Their binding capacity is called chemical reactivity; It depends upo

Phenotypic classes, 1. A pure-breeding black, smooth guinea pig was mated t...

1. A pure-breeding black, smooth guinea pig was mated to a pure-breeding white, rough female. They produced several litters, and eventually, five males and twenty females resulted

Which term explains flow characteristic of blood, Which of the below terms ...

Which of the below terms is used to explain the study of factors which influence flow characteristics of blood as it moves through the body? Is it: a) Anginology b) Hemodyna

Carpentier -edwards valve-biological valves, Carpentier -Edwards Valve (C-E...

Carpentier -Edwards Valve (C-E) :  This is porcine aortic valve preserved in gluteraldehyde and mounted on flexible stent made of cobalt-chromium-nickel alloy (ELGILOY). Glut

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