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प्रश्न
What are the cells involved innate immune system?
उत्तर
Cells involved in innate immunity are monocytes (macrophages), neutrophils, helper T-cells, B-cells, dendritic cells.
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संबंधित प्रश्न
A vast variety of different pathogens or foreign molecules are recognized during acquired immune response. This property is known as ______.
Identify the factors involved in innate immunity and choose the correct option.
i. Antibodies
ii. Skin
iii. Tears
iv. Neutrophils
v. T-lymphocytes
vi. Macrophages
vii. lgG
viii. Saliva
Which of the following is NOT a unique feature of acquired immunity?
Give the biological name of the causative agent of gonorrhoea.
Transplantation of tissues/organs fails after due to non-acceptance by the patient's body which type of immune response is responsible for such rejections?
Which of the following immunoglobulin constitute the largest percentage in human milk?
If you suspect a major deficiency of antibodies in person, to which of the following would you look for confirmations evidence?
The cell-mediated immunity insect the human body is carried out by:
The yellowish fluid "colostrum" secreted by the mammary glands of the mother during the initial days of lactation has abundant antibodies (lgA) to protect the infant. This type of immunity is called:
Antibodies present in colostrum which protect the new born from certain diseases is of ______.
Antivenom against snake poison contains ______.
Differentiate between active immunity and passive immunity.
Cellular factors in innate immunity is provided by ______.
The type of immunity develops in the foetus after receiving antibodies through placenta is ______.
| When a microorganism invades a host, a definite sequence of events usually occurs leading to infection and disease, causing suffering to the host. This process is called pathogenesis. Once a microorganism overcomes the defence system of the host, development of the disease follows a certain sequence of events as shown in the graph. Study the graph given below for the sequence of events leading to the appearance of a disease and answer the questions that follow: |
(a) In which period, according to the graph there are maximum chances of a person transmitting a disease/infection and why? (1)
(b) Study the graph and write what is an incubation period. Name a sexually transmitted disease that can be easily transmitted during this period. Name the specific type of lymphocytes that are attacked by the pathogen of this disease. (2)
OR
(b) Draw a schematic labelled diagram of an antibody. (2)
(c) In which period, the number of immune cells forming antibodies will be the highest in a person suffering from pneumonia? Name the immune cells that produce antibodies. (1)
In human plasma, five different types of immunoglobulins are found.
Which type of immunoglobulin is responsible for allergic reactions?
A patient was given an anti-retroviral drug by the doctor.
Mention any one symptom of HIV disease.
A patient was given an anti-retroviral drug by the doctor.
Which method was used to diagnose HIV disease?
A patient was given an anti-retroviral drug by the doctor.
What is the role of Reverse Transcriptase and Integrase in the life cycle of a retrovirus?
The following is well-known abbreviation, which have been used in this chapter. Expand to its full form:
CMI
