Mycoplasma

Question 1

primary component of cell wall

Answer 1

lipoprotein or sterol

Question 2

true or false: Mycoplasma always penetrates submucosa

Answer 2

False. It only does so in immunocompromised hosts.

Question 3

Mycoplasma has affinity for the mammalian cell membrane. It resides usually in __ or __ tracts.

Answer 3

respiratory

urogenital

Question 4

What do colonies of Mycoplasma look like in culture?

Answer 4

fried egg appearance

Question 5

The specialized pore tip is used for ___

Answer 5

attachment to host cell

Question 6

The specialized pore tip is rich in this substance: ___

Answer 6

proline

Question 7

Attachment sites of Mycoplasma usually have this substance: __

Answer 7

sialic acid

Question 8

carriage rate of Mycoplasma is directly proportional to __

Answer 8

number of sex partners

Question 9

Which is not a pathogenic mechanism of Mycoplasma?
A. cytolysis
B. mononuclear action inhibition
C. nutrient competition
D. form elementary bodies to spread infection

Answer 9

D

D is for Chlamydia

Question 10

True or False: In diagnosing Mycoplasma, microscopy exam is not needed.

Answer 10

True

Question 11

tetracycline and azithromycin inhibit synthesis of:
A. sterol
B. lipids
C. protein
D. sugars

Answer 11

C

Question 12

True or False: MCT is a vaccine available for prevention of mycoplasmic infections.

Answer 12

False. Walang vaccine para sa Mycoplasma.

Question 13

True or False: Mycoplasma pneumoniae is apparent only in patients 5-20 years old.

Answer 13

False. All ages dapat.

Question 14

Which is/are the most frequent presentations of M.pneumoniae?
A. tracheobronchitis
B. bronchiolitis
C. walking pneumonia
D. A and B
E. A,B and C

Answer 14

D

Question 15

Tetracycline causes ___ in teeth, so that’s why it’s not so given anymore.

Answer 15

staining

Question 16

attachment of M.pneumoniae to respiratory epithelial cell is mediated by ___

Answer 16

P1 adhesin

Question 17

One of the pathogenic effects of M.pneuoniae is ciliostasis. What toxin causes this, exactly?

Answer 17

Community Acquired Respiratory Disease toxin

Question 18

Ciliostasis w/CARDS toxin stimulated cytokines in __

Answer 18

to coordinate inflammatory response

Question 19

Which is not associated with M.pneumoniae?
A. cough with bloody sputum
B. consolidation at X-ray
C. inflamed eardrum
D. erythema multiforme

Answer 19

A

non-productive ang cough ng Mycoplasma

Question 20

Which of the following is not done in lab diagnosis of Mycoplasma?
A. ELISA
B. PCR
C. Culture
D. Microscopy

Answer 20

D

Question 21

Cold agglutinin is a method used in diagnosing Mycoplasma. It is formed from which combination?
A. mycoplasma + WBC
B. mycoplasma + RBC
C. mycoplasma + platelet
D. mycoplasma + plasma

Answer 21

B

Question 22

Mycoplasma hominis may cause:
A. pyelonephritis
B. UTI
C. ovary abscess
D. all of the abaove

Answer 22

D

Question 23

Urea plasma urealyticum may cause:
A. pyelonephritis
B. nongonococcal urethritis
C. lung disease  in low birthweight infants
D. UTI

Answer 23

B & C