Skin, Biology

Assignment Help:

SKIN -

  1. Largest organ of body. It is covered by hairs or pelage i.e. pillifera.
  2. Study of skin is dermatology. Outermost covering of body.
  3. Skin is elastic and water proof. It is thick, dry & impermeable.
  4. Under skin, layer of adipose tissue are present directly attached to muscles by areolar tissue or tella subcutanea as lymph sinuses are absent.
  5. As age is increased, lymph sinuses are formed. So skin becomes loose.
  6. Histamine are present in skin. Maximum energy is lost from skin.
  7. Thinnest skin in eye lid. Thickest skin in sole.
  8. Skin is first of all affected by nuclear radiation.
  9. In summer, skin becomes red due to vasodilation.
  10. In winter shivering takes place i.e. by muscle contraction extra energy is released peniculus carnosus muscle is responsible for it.
  11. Preservation of skin is texidermy.
  12. Preservation of skin at low temperature is cryopreservation.
  13. Due to sweat gland, skin is pupulary known as uncoiled kidney.
  14. In skin 2 parts are clear -    

                      1. Epidermis                

                       2. Dermis


Related Discussions:- Skin

Anticoagulation issues, Extra Cranial MAs Intrathoracic or intra-abdomin...

Extra Cranial MAs Intrathoracic or intra-abdominal MAs are often asymptomatic until leakage or rupture occurs. Most extracranial MAs (ECMAs) will rupture if not excised. The app

Illustrate sequential phases of the cell cycle, Q. How does the quantity of...

Q. How does the quantity of genetic material differ within the cell during the sequential phases of the cell cycle? The first period of the first phase interphase of the cell c

Explain the miracidium larva, Explain the Miracidium larva? Miracidium ...

Explain the Miracidium larva? Miracidium is the first stage larva that comes out from the fertilized egg. i) Miracidium is an oval, microscopic, flattened larva which appear

Explain advantages of having internal gills, 1. Explain the challenges and ...

1. Explain the challenges and advantages of having internal gills over external gills for gas exchange? 2. Explain how increased stress levels can affect hormones which ultimate

Colonial , 1. The level of organization intermediate between unicellular an...

1. The level of organization intermediate between unicellular and the multicellular - organisms are composed of multiple cells but these fail to exhibit specialization of those cel

Veterbrate, Draw and describe the structure of amphibian,reptile mammal and...

Draw and describe the structure of amphibian,reptile mammal and bird

Amphibians, respiratory system in amphibains

respiratory system in amphibains

Explain post-lyme disease syndrome, Explain Post-lyme disease syndrome  ...

Explain Post-lyme disease syndrome  Some treated patients whose objective manifestations of Lyme disease have resolved with antibiotic treatment report subjective symptoms suc

Explain ozone shield, Explain ozone shield? Name two gases that can ca...

Explain ozone shield? Name two gases that can cause damage to this shield. Give one harmful effect of this damage each on plants and animals.

Reproduction, The fusion of two individuals with each acting as a gamete is...

The fusion of two individuals with each acting as a gamete is known as

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