問題一覧
1
Which of the following is not a GNC
pseudomonas aeruginosa
2
Which of the following is coagulase positive
staphylococcus aureus
3
Coagulase is a protein enzyme produced by several microorganisms that enables the conversion of ?
fibrinogen to fibrin
4
Staphylococcus aureus shows which hemolytic reaction on Blood agar
Beta-Hemolysis
5
Which of the following bacterias are catalase positive?
Corynebacterium,Listeria Monocytogenes,Bacillus cereus
6
Which Small Gram Positive Bacilli can hydrolyse Esculin?
Listeria Monocytogenes
7
CAMP test is utilised specifically for which common suspected bacteria
Streptococcus agalactiae
8
Identify organism A & B in respect to susceptibility test of Novobiocin disc
A.Staphylococcus saprophyticus
9
This bacteria is able to form chains and commonly as to mimic “bamboo rods” on a gram stain
Bacillus anthracis
10
Catalase which is the enzyme found in staph’s converts A.? Into B.?
A. Hydrogen peroxide
11
Name the following test displayed on the image
Deoxyribonuclease test
12
Which of the following microbes will best represent Staphylococcus aureus on MSAgar?
C
13
The microbe usually causes UTI in young sexually active females
Staphylococcus saprophyticus
14
Identity the following tests results for each subsequent alphabet respectively
A. streptococcus pyogenes
15
This particular bacteria after autolysis occurs the colonies give a characteristic “draughtsman colonies” appearance
streptococcus pneumoniae
16
Endocarditis the disease associated with the infection of the heart’s inner lining and cardiac valves of the heart usually is caused by which microbe?
staphylococcus epidermidis
17
The gram-stain results of this bacteria is positive and under the microscope it appears as “Chinese lettering” or “picket-fence” arrangements
Corynebacteria diphtheriae
18
Identify the primarily suspected microbe for this test. Hint: It exhibits a tumbling motility
Listera Monocytogenes
19
Hoyles Tellurite agar is employed for isolation and identification of which microbes?
Corynebacteria diphtheriae
20
Given the media it’s Tinsdale A) which microorganism is primarily suspected and B) state the principle of the media respectively
A. corynebacteria diphtheriae
21
Neisseria meningitis ferments only glucose. T or F?
false
22
Neisseria gonorrhoeae ferments glucose, maltose and sucrose
false
23
Moraxella catarrhalis ferments the following sugars:-
none
24
This colonies of this bacteria will slide on the media when touched commonely known as “hocky puck” colonies appearence
moraxella catarrhalis
25
All the microbes listed are oxidase negative except?
Pseudomonas aeruginosa
26
Lactose is a disaccharide consisting of A. And B. joined by a C. Which enzymes are present in microbes that are fast lactose fermenters (Name D & E)
A. glucose
27
Some Non-Lactose fermenters are ONPG positive
false
28
Which of the listed bacterias produce hydrogen sulphide?
Salmonella & Proteus spp
29
All the listed enterobacteriaceae are Urease positive except?
Salmonella
30
All of the above mentioned microorganisms are indole positive except?
serratia marcescens
31
What is the definitive test employed to identify Streptococcus pyogenes
Lance field Group A
32
India ink is utilised in the lab to identify which organism?
cryptococcus neoformans
33
A. Identify the test displayed on the below microscopic image and B. Name which specific microbe is utilised to detect
A. germ tube test
34
Identify the following microorganism that presents the following colony morphology
streptococcus pneumoniae
35
This gram-negative bacteria produces a characteristic “metallic sheen” appearance on blood agar
pseudomonas aeruginosa
36
The illustrated bacteria below shows results of a double zone Hemolysis on blood agar consisting of an inner clear zone and an outer hazy zone. Identify the following bacteria to be commonly suspected respectively
clostridium perfringes
37
What is the name of the species of the microbe presented below?
proteus spp
38
Give the name of the following bacteria displayed below. Hint : it is associated with infections from ingestion of dairy products or delicase meats
listeria monocytogenes
39
The listed microbacterias below are caustive agents of food poisoning except?
streptococcus agalactiae
40
It is the most primary cause of meningitis in neonates
streptococcus agalactiae
41
All of the provided enterobacteriaceae are ONPG positive except?
shigella flexneri
42
Select the appropriate name of the growth of the presented microorganism below. Hint: Take note of the filaments projections from the surrounding colonies
Yeast
43
A.Provide the name of the disc method shown below and B. which test is employed to determine . C. State which disc is positive or negative respectively
A. Nitrocefin method
44
Give atleast 4 ingredients found in this media
1. Phenol red- pH indicator 2. Lactose-for enumerating fermenting bacterias 3. Sodium deoxycholate-Inhibits the growth of GPC’s 4.Xylose-identifying xylose utilising microorganisms
45
It is a media for differentiating gram negative bacilli based on the fermentation of Dextrose,Sucrose,Lactose and on hydrogen sulphate production
triple sugar iron agar
46
It is a selective media for the isolation of pseudomonas aeruginosa from pus,sputum and etc. Hint: It produces yellow fluorescent colonies in a dark box fitted with a source of ultraviolet irradiation
cetrimide agar
47
What are the two primary ingredients (factors)commonly found in heated blood agar for the enrichment of the medium to grow certain fastidious bacterial species?
cell free haemoglobin (X)
48
Medium used for cultivating,differentiating and enumerating pathogens in urine. Hint: it prevents Proteus from swarming
cystine lactose electrolyte deficient (CLED) agar
49
It is a differential medium useful in the detection of lecithinase,lipase and protease activity Hint: lecithinase activity produces a zone of opacity immediately around the growth streak
egg yolk media
50
A. Identify the media depicted below B.State it’s employed usage in clinical laboratory procedures C. Give atleast 3 ingredients found in the media
A. Lowenstein jensen media
51
A. This is a Selective media to differentiate between lactose and non-lactose fermenters B. Give 2 ingredients found in the media respectively
A. MacConkey agar
52
A. It is a selective and differential media useful in recovery and identification of staphylococci from specimens containing mixed flora B. Name 2 ingredients found in the media
A. Mannitol salt agar
53
A. What is the media used to isolate N.gonorrhoeae and N.meningitis from specimens containing mixed normal flora B. Give out atleast 2 ingredients that are denoted in the plate
A. New york city agar/ Thayer martin agar
54
This agar is used for the cultivation of fungi, and chloramphenicol is added to make it selective for fungi
sabourauds dextrose agar
55
A. It is an enrichment broth used for the recovery of lowe numbers of salmonella and shigella from stool and other specimens containing large amounts of mixed bacteria B. Name atleast 2 ingredients found in the media
A. selenite F broth
56
A. It is used for differentiating Salmonella and Shigella species based on hydrogen sulphide production, indole and motility B. Give atleast 3 ingredients found in the media
A. Sulphide Indole Motility medium (SIMS)