101-150 micro para.docx

101. The host that harbors the adult or sexually mature parasite is called: A. Reservoir host B. Defnitive host  C. Intermediate host D. Commensal host 102. hich o! the !ollo"in# statements is TR $% re#ardin# Clostridium per!rin#ens&  A. Produces lecithinase lecithinase that is responsible responsible or the the Nagler's reaction '. Is predominantly proteolytic C. (roduces no chan#e in litmus mil) D. Is not a normal inhabitant in human 10*. hich o! the !ollo"in# statements is +, T true re#ardin# bacterial capsules& A. (roduced by both #ram-positive  #ram-ne#ative bacteria '. Are usually composed o! simple su#ar residues except in '. anthracis "hose capsule is o! amino acid residue C. Capsule production is not inuenced by environment  cultural conditions D. Capsules may be visuali/ed by India in) stain   uellun# reaction 10. hich o! the !ollo"in# statements is TR $% re#ardin# the ycobacterium species& A. . )ansassi in!ection can be transmitted !rom man to man '. . scro!ulaceum produces cervical lymphadenitis C. !. bovis inection is common in rural areas o the Philippines D. . sme#matis is both acid-  alcohol-!ast 103. hich o! the !ollo"in# re!ers to the symmetrical protein shell that encloses the viral nucleic acid #enome& A. +ucleocapsid '. Capsomer C. Capsid D. 4irion 105. a6ority o! !un#al patho#ens !or humans belon# to "hich class& A. (hycomycetes '. Deuteromycetes C. Ascomycetes D. 'asidiomycetes 107. hich o! the !ollo"in# is a lar#e pha#ocytic cell o! the mononuclear series& A. (olymorphonuclear 8(+9 '. acropha#e C. 'asophil D. +eutrophil 10. hich o! the !ollo"in# statements is TR $% re#ardin# the 4ibrio species& A. All vibrio are oxidase ne#ative '. %l Tor vibrio lac)s the 01 somatic anti#en C. ". cholerae can gro# at p$ % D. %nterotoxin o! 4. 4. cholerae is both heat-  acid-stable

10;. hich o! the !ollo"in# is +,T insect-transmitted& A. alaria '. ome species o! 'orrelia are commensals in the mucous mem branes o! humans D. 'orrelia recurrentis causes relapsin# !ever 11*. hich o! the !ollo"in# statements is +, T true re#ardin# bacterial cell division& A. The nuclei double precedin# the division '. The cell elon#ates C. A transverse cell membrane  subse?uently a ne" cell "all are !ormed D. &he ne# transverse membrane  #all gro# out#ard rom the outer layer  11. hich o! the !ollo"in# diseases is +,T transmitted throu#h mil)& A. Tuberculosis '. 'rucellosis C. a#s D.  !ever 113. hich o! the !ollo"in# statements is =%A>T accurate re#ardin# the viral envelope& A. (roteins in the envelope determine host cell speci@city '. %nveloped viruses are more easily inactivated by lipid solvents than are non-enveloped viruses C. (hen )NA polymerases are present in a virus* they are typically ound as one o the envelope proteins D. (roteins in the envelope interact "ith neutrali/in# antibody

115. hich o! the !ollo"in# statements is TR $% re#ardin# botulism& A. In the human sub6ect is !re?uently caused by type C

'. Is clinically mani!ested as severe #astroenteritis C. Can be diagnosed in the lab by demonstration o C. botulinum rom the ood D. Can be treated "ith broad -spectrum antibiotics 117. hich o! the !ollo"in# is the ,>T common media used to culture !un#i& A. >elenite < medium B. +abouraud's de,trose agar  C. Tellurite medium D. =o"enstein-ensen medium 11. hich o! the !ollo"in# statements is TR $% re#ardin# the Blebsiella species&  A. $ospital-acuired intestinal strains o /. aerogenes are reuently multidrug resistant  '. B. aero#enes types  ;  10 have been associated "ith respiratory tract in!ections C. B. rhinoscleromatis is anaero#enic D. B. o/anae is the normal ora o! the anterior nares o! humans 11;. hich o! the !ollo"in# statements is TR $% re#ardin# macropha#es&  A. &hey typically produce interleu0in-1 in con2unction #ith antigen presentation '. They typically have I#E on their sur!ace C. They have anti#en-speci@c receptors on their sur!ace D. They must pass throu#h the thymus in order to be eFective in anti#en presentation 120. hich o! the !ollo"in# diseases is +,T caused by the Chlamydia #roup o! or#anisms& A. =ympho#ranuloma venereum '. Inclusion con6unctivitis C. ,rnithosis D. 3 ever  121. In the (hilippines "hich o! the !ollo"in# diseases is mos?uito-borne& A.
A. A 8H9 turbidity test indicates that the mil) has been heated to at least 100C or 212<. '. There is no reduction o! methylene blue "ithin a period o! *0 minutes to an hour in untreated mil) C. (hosphates Test is positive in pasteuri/ed mil) D. !il0 )ing &est is used or detection o Brucella organisms in mil0  123. In "hich o! the !ollo"in# viruses "ill the parental virus #enome itsel! acts as mR+A to produce protein& A. (icornavirus '. Reovirus C. Paramy,ovirus D. ,rthomyxovirus 125. hich o! the !ollo"in# statements is TR$% re#ardin# Jersinia pestis&  A. !ainly o#es its virulence to its capsular antigen '. Is motile at 1-22C C. Can #ro" on acCon)eyKs a#ar D. ystemic candidiasis '. Asper#illosis C. ucomycosis D. All o the above 12. hich o! the !ollo"in# statements is TR $% re#ardin# +. #onorrheae&  A. Can cause pharyngitis '. Causes interstitial pneumonia o! the ne"born C. Colonial types T*  T are patho#enic D. Types *   are piliated 12;. hich o! the !ollo"in# does +,T des cribe the properties o! interleu)in-1& A. It may activate ' cells '. It may stimulate cytotoxic T-cells C. 4ts activity is histocompatibility-restricted D. It is a macropha#e-derived product 1*0. hich o! the !ollo"in# is an example o! a live vaccine& A. TA' vaccine '. (ertussis vaccine C. enin#ococcal vaccine D. BC6 vaccine 1*1. hich o! the !ollo"in# or#anisms is +,T ac?uired by animal contact& A. Toxoplasma '. =arva mi#rans C. (sittacosis D. 7reaplasma

1*2. hich o! the !ollo"in# statements is TR $% re#ardin# 'acteroides !ra#ilis& A. ost commonly encountered anaerobe in human clinical in!ection B. Produces bric0 red uorescence #hen e,posed to 7" light  C. (roduces ' lactamase en/yme D. Is non-hemolytic on sheep blood a#ar 1**. Eenes can be transmitted bet"een bacteria by each o! the !ollo"in# processes %LC%(T: A. Eenerali/ed conduction '. Con6u#ation C. &ransversion D. =ymphoid conversion 1*. hich o! the !ollo"in# is the con@rmatory test !or identi@cation o! >taphylococcus aureus& A. annitol B. Coagulase production C. (roduction o! #olden yello" pi#ment D. M-hemolysis on blood a#ar 1*3. The R+A o! "hich o! the !ollo"in# viruses is in!ectious& A. ,rthomyxoviruses '. (olioviruses C. Coxsac)ie viruses D. )hinoviruses 1*5. hich o! the !ollo"in# statements is +, T true about the staphylococcus species& A. (enicillin resistance is due to an inducible en/yme '. (enicillinase production is staphylococcal is controlled by a plasmid C. (enicillinase production can be trans!erred to other staphylococci by con6u#ation process D. Penicillinase production o8ers a survival advantange to staphylococci 1*7. hich o! the !ollo"in# is the ,>T common opportunistic mycosis& A. Asper#illus '. ucor C. Candida D. Gistoplasma 1*. ,psonin !acilitates bacterial:  A. Phagocytosis '. Clumpin# C. >edimentation D. i#ns  symptoms appear "ithin 2-2 hours o! in#estion C. >ymptoms pertain to nervous system involvement D. >taphylococcal enterotoxin is destroyed by heat at 50C "ithin N hour

10. All o! the !ollo"in# parasitic in!ections re?uire an inte#rated system o! control& A. Trypanosomiasis '. . pyo#enes B. +. pneumonia C. >. !aecalis D. >. a#alactiae 1. The !ollo"in# picornaviruses primarily aFect the #astrointestinal tract %LC%(T: A. %choviruses '. (olioviruses C. Coxsac)ie viruses D. )hinoviruses 13. All o! the !ollo"in# toxins  en/ymes are produced by >treptococcus pyo#enes %LC%(T: A. >treptolysin-, '. %rythro#enic toxin C. 9nteroto,in D. Deoxyribonuclease-' 15. hich o! the !ollo"in# is the ,>T opportunistic !un#us in neutropenic patients& A. Coccidioides '. Trichophyton C. Candida D. Gistoplasma 17. Anti-streptolysin-, test is o! dia#nostic value in: A. >ubacute bacterial endocarditis '. Rheumatoid arthritis C. Acute rheumatic ever  D. >ystemic lupus erythematosus

1. hich o! the !ollo"in# re!ers to the process by "hich normal serum enhances pha#ocytosis& A. 'acteriolysis B. :psoni;ation C. Chemotaxis D. (roteolysis 1;. Anti-D+Aase ' antibody level is increased in:  A. Acute glomerulonephrits '. +ephrotic syndrome C. Acute pyelonephrits D. Cystitis 130. hich o! the !ollo"in# statements is +, T true re#ardin# the physiolo#y o! proto/oa&  A. )eproduction is done only by binary fssion '. Can #ro" in arti@cial non-cellular media C. ,r#ans o! locomotion include cilia pseudopodia  a#ella D. >ecretes di#estive !erments pi#ments  material !or cyst "all