An occupational lung disease that occurs in humans, among those given below is
Dyspnea
Anthracosis
Atelectasis
Cyanosis
B.
Anthracosis
Anthracosis is an occupational hazard occurring in coal workers.
Due to the inhalation of organic and inorganic pollutants pneumoconiosis occurs. Deposition of fibrous tissue leads to bronchitis and emphysema.
Dyspnea is a distressed breathing.
Atelectasis is the inability of the lungs to expand at birth cyanosis is bluish or violet discolouration of the skin and mucous membranes due to the reduced Hb.
Which of the following T-cells and destroyed by HIV?
Cytotoxic T-cells
Killer T-cells
Suppressor T-cells
Helper T-cells
Diphtheria is caused by
Poison released by living bacterial cell into the host
Poison released from the dead bacterial cell into the host
Poison released by the virus into the host
Excessive immune response by the body of the host
Which one of the following is a matching pair of vector and the disease?
Culex – Filariasis
Housefly – Leprosy
Aedes aegypti – Chickenpox
Sandfly – Cholera
Which one of the following antibodies play an important role as mediator in allergic response?
IgE
IgG
IgD
IgA
Which one of the following options is not a sexually transmitted disease?
AIDS
Hepatitis-B
Pertussis
Syphilis
Who received Nobel Prize in 1951 for the development of a vaccine for yellow fever?
Max Theiler
Ronald Ross
Max Delbruck
Francis Peyton Rous
