--%>
Assignment Help - homework help

Defend mechanism of body from microorganisms

Explain the defend mechanism of the body from the microorganisms and other harmful substances which may enter the airway during breathing process?

E

Expert

Verified

The epithelium of airway is the ciliated epithelium and also has mucus-secreting specialized cells. Secreted mucus covers the internal wall of the airway retaining organisms and foreign particles which are then swept through the cilia of epithelium. In mucous ciliated epithelium of airway there exist intense activity of the immune system with antibodies and leukocytes inactivating and destroying foreign agents. Other defence mechanisms of the airway are sneezing and the coughing. They help in the elimination of solid and semi fluid particles such as pathologic residuals and accidentally aspired objects.

   Related Questions in Biology

  • Q : Define the term epithelial tissues

    Define the term epithelial tissues? What is their general function and how is that function related to the characteristics of the tissue?

    		•
  • Q : Cytoplasmic inclusions Briefly define

    Briefly define cytoplasmic inclusions?

    		•
  • Q : Digestion of carbohydrates Explain how

    Explain how pancreatic juice resumes the process of the digestion of carbohydrates? List the enzyme involved during the process?

    		•
  • Q : Pharmacokinetic study of drug in plasma

    What is the procedure pursued in pharmacokinetic study of drug in plasma?

    		•
  • Q : Difference between Management &

    Difference between Management & Leadership   Management

  • Q : Define the term dermatitis Briefly

    Briefly define the term dermatitis?

    		•
  • Q : Define Marketing Management Marketing

    Marketing Management: It is one of the main management disciplines, encompassing all strategic planning, activities, operations, and processes included in attaining organizational objectives by delivering the value to customers. Marketing management f

    		•
  • Q : Name the wall resistance of plant cells

    Name the wall resistance of plant cells? Does this resistance facilitate or make it hard the entrance of water in the cell?

    		•
  • Q : Trait Theory of Personality -

    This theory is defined as "any distinguishing, relatively enduring way in which one individual differs from another". Accordingly, trait theorists are concerned with the construction of personality tests (or inventories) that pinpoint individual differences in terms of specific traits. Tr

    		•
  • Q : Importance of Communication -

    Communication is the lifeblood of business. Success of the communication system affects the success of business. The following points will prove its importance: Smooth working of a business firm: it is through communication that healthy and conductive environment is creat

    		•