Microbiology MCQ PDF

)‫اسئله مجمعه من االمتحانات علي جزء ما بعد المناعه الخر الكتاب (غير شامل اخر محاضره‬ ‫اسالم يوسف‬ MCQ (1) Toxic shock syndrome is caused by the toxin of : A : staphylococcus aureus...

)‫اسئله مجمعه من االمتحانات علي جزء ما بعد المناعه الخر الكتاب (غير شامل اخر محاضره‬ ‫اسالم يوسف‬ MCQ (1) Toxic shock syndrome is caused by the toxin of : A : staphylococcus aureus B : staphylococcus Pneumonia C : vibrio cholera D : proteus )2) Proteus distinct characterized by : A : swarming colonies B : non motile C : spore forming D : non capsulated (3) Gram negative cocci is : A : staphylococcus B : streptococcus C : Neisseria D : salmonella (4) Which of the following is oxidative positive : A : proteus B : streptococcus C : pseudomonas D : E coli )5(The following test is used to differentiate Streptococcus from Staphylococcus A : Coagulase test B : Catalase test C : Phosphatas (6) Which of the following describe the classification of Neisseria gonorrhoeae ? A : gram negative diplococcus B : gram positive diplo coccus C : gram positive red D : gram negative red (7) Staphylococci which produce coagulase is …………………. ? A : Staphylococcus epidermidis B : Staphylococcus saprophyticus C Staphylococcus aureus D : Staphylococcus hominis (8) Scalded skin syndrome is caused by exotoxin produces by ?  A : Streptococcus pyogenes B : Pseudomonas aeruginosa C : Staphylococcus aureus D : none of the above (9) Which of the following causes scarlet fever ? A ; Staphylococcus aureus B : Pseudomonas aeruginosa C : Propionibacterium acnes D : Streptococcus pyogenes (10) Nosocomial infection is the infection acquired A : after 12 hour hospital admission B : at hospital admission C : after 48 hour hospital admission D : after hospital discharge (11) Predisposing factors for Methicillin-resistant Staphylococcus aureus infection are A : patient with long hospital stay B : patient in icu C : patient with abuse of antibiotic D : all of above (12) Main mode of transmission of nci is : A : contact B : food borne C : arthropod D : sexually (13) The standard infection control precaution include : A : Hand washing B : personal protective equipment C : environment cleaning D : all of the above (14) Which line of antibiotic is prescribed by consultant according to culture and sensitivity ? A : 1st line antibiotic B : 2ND line antibiotic C 3rd line antibiotic D : 4TH line antibiotic (15) Staphylococci appear arranged in : A : long chain B : pairs C : clusters D : short chain  (16) Streptococcus pyogenes appear arranged in : A : long chain B : pairs C : clusters D : short chain (17) Toxigenic disease caused by erythrogenic toxin of streptococcus pyogenes us : A : toxic shock syndrome B : scalded skin syndrome C : scarlet fever D : puerperal sepsis (18) Rheumatic fever is a sequelae of each of the following bacterial infection ? A : viridans streptococci B : streptococcus pyogenes C : staphylococcus aureus D : staphylococcus epidermis (19) Diagnostic titer of Antistreptolysin O (ASO) is ……. Todd units A : 400 B : 200 C : 600 D : 1200 (20) Pseudomonas aeruginosa is : A ; gram positive bacilli B : gram negative bacilli C : gram positive cocci D : gram negative cocci (21) Which of the following is gram positive coccus arranged in grape like clusters ? A : Staphylococcus aureus B : Streptococcus pyogenes C : E.coli D : none of the above (22) Which of the following is gram positive coccus arranged in grape like chains ? A : Staphylococcus aureus B : Streptococcus pyogenes C : E.coli D : Clostridium perfringens (23) Which of the following microorganism is procedure of greenish blue Exopigment? A : Pseudomonas aeruginosa B : Haemophilus influenzae  C : Treponema pallidum D : proteus )24) Which of the following organisms is Coagulase positive ? A : Staphylococcus aureus B : Staphylococcus epidermidis C : Staphylococcus saprophyticus D : Streptococcus pyogenes (25) What is the color of Staphylococcus aureus colonies on nutrient agar ? A : white B : golden yellow C : greenish D : uncolored (26) ……………. Is the single most effective precaution for prevention of hai ? A : hand washing B : personal protective equipment C : management of health care waste D : all of the above (27) What is the correct duration for routine hand washing ? A : 20 – 30 second B : 20 – 30 minutes C : 2 – 6 second D : 2 – 6 minutes (28) What is the term of antibiotic can be prescribe by all doctor in hospital ? A : first line B : second line C : third line D : restricted (29) Which of the following describes the classification of Neisseria gonorrhoeae? A. Gram negative rod B. Gram positive diplococcus C. Gram positive rod D. Gram negative diplococcus (30) Which of the following microorganism is coccobacillus, non-motile, non- sporulated, & capsulated? A. Pseudomonas aeruginosa B. Haemophilus influenzae C. Treponema pallidum D. Proteus mirabilis (31) Which of the following microorganism is visualized by dark ground microscope?  A. Pseudomonas aeruginosa B. Haemophilus influenza C. Treponema pallidum D. Proteus mirabilis (32) Both v factor and x factor are essential for A : staphylococcus aureus B : Neisseria C : proteus D : h.influenzae (33) Proteus distinct characterized by : A : flagella and swarming B : non-motile C : spore forming D : capsulated (34) The bacteria infect burn cases and creates a blue/green pus : A : pseudomonas B : Neisseria C : proteus D : Treponema (35) Food poisoning with 1-6 hours incubation periods is due to a- salmonella enteritidis b- Staphylococcus aureus c- Clostridium botulinum d- none of these (36) -acute cerebrospinal meningitis is caused by a-Neisseria meningitidis b- Neisseria gonorrhea c- Salmonella d- none of these (37) - Transmission of nosocomial infection by a- Contact b- Airborne c- Contaminated vehicles d- All the above (38) -An infection that is acquired in the hospital is called ………..infection: a- Parasite b- Pathogen c- Nosocomial d- Anaerobic (39) -Factors influencing the nosocomial infection are a- Patient susceptibility b- Microbial agent c- Environment factors d- All the above (40) -Which of the following is the first priority in preventing infections when providing care for a client. a- Hand washing b- Wearing gloves. c- Using a barrier between client's furniture and nurse's bag. d-Wearing gowns and goggles (41) -Streptococcus pyogenes causes: a) Sore throat b) Pneumonia c) Tuberculosis d) Diarrhea (42) -The test for diagnosis of rheumatic fever is: a) Oxidase b) Catalase c) Coagulase d) ASOT (43) -Complication of streptococci include a) Rheumatic fever b) Glomerulonephritis c) Urinary tract infection d) Both A and B (44) -One of the following diseases is sexually transmitted: a) Syphilis b) Gas gangrene c) Diphtheria d) Tetanus (45) -The causative organism of gonorrhea is: a) Neisseria gonorrhea b) Staphylococcus aureus c) Corynebacterium diphtheriae d) Mycobacterium tuberculosis (46) The following test is used to differentiate Streptococcus from Staphylococcus: A. Coagulase test B. Catalase test C. Phosphatase D. Indole test  (47) The coagulase test is used to differentiate between Staphylococcus aureus from : A. Streptococci B. Micrococci C. Enterococci D. other staphylococci (48) PPE stands for : A : personal proprietary equipment B : persona; protective equipment C : personal privacy equipment D : non of the above (49) …….. line antibiotic is prescribes for treatment of certain life threating and in treatment of meningitis and LRTI: A : 1st B : 2ND c : 3rd d : none of the above (50) Infection that come from patient s normal flora:- A : Endogenous infection B : Exogenous infection C : Colonization (51) Streptococcus pyogenes: a-Gram negative cocci b- Arranged in chains. c-Cultures on blood agar d- Produce B-hemolysis. TRUE OR FALSE (52) All bacteria are capsulated ( ) (53) Streptococci are catalase positive ( ) (54) Staphylococcus aureus is Coagulase positive ( ) (55) Streptococcus pneumoniae causes beta(complete)hemolysis on blood agar ( ) (56) Neisseria appear as gram negative diplo cocci inside and out side pus cell ( ) (57) Scarlet fever caused by staphylococcus aureus ( ) (58) nosocomial infection refers to a hospital acquired infection ( ) (59) Streptococcus pneumoniae is catalase negative and bile soluble ( )  (60) Antistreptolysin O (ASO) and c reactive protein (CRP) are laboratory test for diagnosis of rheumatic fever ( ) (61) Neisseria are gram negative cocci , diplo cocci only outside pus cells , non motile , non spore forming ( ) (62) Hospital acquired infection is infection of hospital admitted patient after 2 days or more ( ) (63) - Staphylococcus aureus is coagulase positive ( ) (64) -Streptococci are catalase positive. ( ) (65) Exogenous sources of nosocomial infection are from infected patients & carriers ( ) (66) Endogenous source of nosocomial infection is normal flora of the patients himself.( ) (67) Frequent hand washing for all hospital personnel is the most important step for prevention of nosocomial infection ( ) )68) Alcohol is used as a skin antiseptic( ) (69)-Treponema pallidum is stained easily by Gram stain( ) (70)-Neisseria gonorrhea is intracellular gram negative diplococci ( ) (71) Streptococci are Gram positive cocci arranged in clusters. ( ) (72) Staphylococci is Coagulase test ( ) (73)Streptococcus Pneumonia causes beta(complete)hemolysis on blood agar ( ) ‫لو من دفعه تانيه ومحتاج باقي االسئله في مواد التمهيدي‬ 01065666553 facebook.com/Islam.Youssef.Honda