M C Q s D r i v e

Medical Science Mcqs 5254 MCQs [All-Courses]

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

Bacteria acquire characteristics by all the following except_______________?

A Through plasmids
B Incorporating part of host DNA
C Through bacteriophages
D Through conjugation
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
Correct Answer: Streptococcus pyogenes

Chlamydia causes all of the following except________________?

A Trachoma
B Non-gonococcal urethritis
C Pneumonia
D Parotitis
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
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
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
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
Correct Answer: CD 4*

Nagglers reaction detects________________?

A Coagulase
B Hyaluronidase
C Lecithinase
D None of the above
Correct Answer: Lecithinase

Drumstick appearance is seen in______________?

A Cl. tetani
B Cl. tetanomorphum
C Cl. sphenoids
D All of the above
Correct Answer: Cl. tetani

Q fever is caused by________________?

A Rickettsia tsutsugamushi
B R. prowozekii
C R. quintana
D C. burnetti
Correct Answer: C. burnetti