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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 most common pathogens responsible for nosocomial pneumonias in the ICU are______________?

A Gram positive organisms

B Gram negative organisms

C Mycoplasma

D Virus infections

Review Detailed Answer

Correct Answer: Gram negative organisms

Negative staining is used to demonstrate________________?

A Bacterial spore

B Bacterial Flagella

C Bacterial capsule

D Bacterial fimbriae

Review Detailed Answer

Correct Answer: Bacterial fimbriae

Borrelia vincenti is always associated with______________?

A Spirochaetes

B Fusiform bacilli

C Treponema vincenti

D None of the above

Review Detailed Answer

Correct Answer: Fusiform bacilli

Bacteria acquire characteristics by all the following except_______________?

A Through plasmids

B Incorporating part of host DNA

C Through bacteriophages

D Through conjugation

Review Detailed Answer

Correct Answer: Incorporating part of host DNA

All of the following organisms are known to survive intracellularly except_____________?

A Neisseria meningitides

B Salmonella typhi

C Streptococcus pyogenes

D Legionella pneumophila

Review Detailed Answer

Correct Answer: Streptococcus pyogenes

Chlamydia causes all of the following except________________?

A Trachoma

B Non-gonococcal urethritis

C Pneumonia

D Parotitis

Review Detailed Answer

Correct Answer: Parotitis

Lancefields classification of B hemolytic streptococcus is based on______________?

A M Protein

B Polysaccharide C antigen

C Type of lipid in cell membrane

D Physiological properties

Review Detailed Answer

Correct Answer: Polysaccharide C antigen

Leprosy bacilli are transmitted from person to person by all except______________?

A Dischange from nasal mucosa

B From open sore

C Through intact skin

D Through breast milk

Review Detailed Answer

Correct Answer: Through breast milk

Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?

A Niacin test

B AFB staining

C Pas staining

D None of the above

Review Detailed Answer

Correct Answer: Niacin test

In T.B cell mediated immunity is by_______________?

A CD 4*

B CD 8*

C B – lymphocytes

D None of the above

Review Detailed Answer

Correct Answer: CD 4*

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

The most common pathogens responsible for nosocomial pneumonias in the ICU are______________?

Negative staining is used to demonstrate________________?

Borrelia vincenti is always associated with______________?

Bacteria acquire characteristics by all the following except_______________?

All of the following organisms are known to survive intracellularly except_____________?

Chlamydia causes all of the following except________________?

Lancefields classification of B hemolytic streptococcus is based on______________?

Leprosy bacilli are transmitted from person to person by all except______________?

Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?

In T.B cell mediated immunity is by_______________?