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

Explain the applications of vitamin B12, Explain the Applications of vitami...

Explain the Applications of vitamin B 12 Cyanocobalamin is used in the preparation of liquid and dry drug formulations of all kinds. In the animal feed industry, usually co

Define the sleep disorder - effect of obesity, Define the Sleep disorder - ...

Define the Sleep disorder - Effect of Obesity? One of the common problems that obese males and females suffer from is sleep disorder, commonly known as sleep apnoea. Obesity ca

Explain the food applications of guar, Explain the Food Applications of gua...

Explain the Food Applications of guar Guar imparts smoothness to ice cream by promoting small ice crystals during the freezing process. Guar gum in the dressing of cot

Proteins of plant origin - cereal proteins, Proteins of Plant Origin - Cere...

Proteins of Plant Origin - Cereal Proteins Cereal Proteins: Cereal grains, properly ripened and dried for optimum storage stability, have protein content ranging from 6-20%.

Lntracardiac hemodynamics, Provides one dimensional ("ice pick") view of...

Provides one dimensional ("ice pick") view of the heart only provides information with respect to the distance of each object from the transducer and no information in the l

Immediate post-operative care to a cardiac patient, Immediate Post-operativ...

Immediate Post-operative Care The patient is accompanied to the ICU by a surgeon, anesthetist and the nurse who assisted for the surgery with portable ventilator and ECG

Explain the difference among dna primase and dna polymerase, Which of the f...

Which of the following is not a difference among DNA primase and DNA polymerase? A. DNA primase can initiate replication of DNA de novo whereas DNA polymerase needs a short oli

Classification of habituating drugs, CLASSIFICATION OF HABITUATING DRUGS - ...

CLASSIFICATION OF HABITUATING DRUGS - There are a large number of drugs on which people become dependent. These are classified into 2 main categories - (i) Psychotropic d

Explain dna or rna segment, DNA or RNA segment tagged with a radioactive mo...

DNA or RNA segment tagged with a radioactive molecule is called: 1. Vector 2. Probe 3. Clone 4. Plasmid Probe

Histogenesis and organogenesis, Histogenesis and Organogenesis After t...

Histogenesis and Organogenesis After the octant stage numerous cell divisions occur in various planes. The proembryo become globular or bulb-shaped. As a general rule, some ta

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