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Medical Science Mcqs 5254 MCQs [All-Courses]

Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?

A Lysosomes

B Proteolytic enzymes

C Lymphotoxins

D Vasoactive mediators

Review Detailed Answer

Correct Answer: Vasoactive mediators

Dark ground microscopy is useful to identify______________?

A Mycoplasma

B Chlamydiae

C Rickettsiae

D Spirochaetes

Review Detailed Answer

Correct Answer: Spirochaetes

The minimum time required for the sterilization of surgical instruments by moist heat at 134°C is__________________?

A 3 minutes

B 15 minutes

C 30 minutes

D 60 minutes

Review Detailed Answer

Correct Answer: 3 minutes

The best sterilization method for a hand-piece is________________?

A Ethylene oxide gas

B dry heat

C chemical vapour

D All of the above

Review Detailed Answer

Correct Answer: Ethylene oxide gas

Example of immune complex hyper-sensitivity reaction is______________?

A Atopic allergy

B Serum sickness

C Transfusion reaction

D Contact dermatitis

Review Detailed Answer

Correct Answer: Serum sickness

The chemotactic factor is______________?

A C2a

B C3b

C C4a

D C5a

Review Detailed Answer

Correct Answer: C5a

Steam under pressure in used in ________ sterilization?

A Pasteurization

B Autoclave

C Kochs sterilizer

D hot air oven

Review Detailed Answer

Correct Answer: Autoclave

The predominant immunoglobulin in saliva is_______________?

A IgA

B IgD

C IgE

D IgG

Review Detailed Answer

Correct Answer: IgA

All are true about legionella pneumophilia except______________?

A Aquatic bodies are main habitat

B It can replicate in amoeba

C Urine test is a reliable method

D Person to person transmission

Review Detailed Answer

Correct Answer: Person to person transmission

Each of the following viruses possesses an outer lipoprotein envelope except_____________?

A Varicella Zoster Virus

B Papilloma Virus

C Influenza Virus

D Human immunodeficiency virus

Review Detailed Answer

Correct Answer: Papilloma Virus

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?

Dark ground microscopy is useful to identify______________?

The minimum time required for the sterilization of surgical instruments by moist heat at 134°C is__________________?

The best sterilization method for a hand-piece is________________?

Example of immune complex hyper-sensitivity reaction is______________?

The chemotactic factor is______________?

Steam under pressure in used in ________ sterilization?

The predominant immunoglobulin in saliva is_______________?

All are true about legionella pneumophilia except______________?

Each of the following viruses possesses an outer lipoprotein envelope except_____________?