Reference no: EM133443288

Question

1. Which of the following is correct regarding C. trachomatis?

a. it has no peptidoglycan in its outer wall.

b. it is sensitive to sulfonamides

c. it is an obligate intracellular parasite.

d. A and B

e. A, B, and C

2. The second most common cause of blindness in the US which is characterized by dendritic keratitis and corneal ulcerations.

a. C. trachomatis

b. HSV type 1

c. Adenovirus

c. N. gonorrhea

3. Which of the following organisms possesses glycogen-filled vacuoles?

a. Chlamydia trachomatis

b. Neisseria gonorrheae

c. Haemophilus aegypticus

d. Streptococcus pneumonia

4. The mechanism of action of tetanospasmin:

a. It inhibits the release of neurotransmitters for inhibitory synapses

b. It prevents the release of the neurotransmitter acetylcholine

c. It destroys the motor neurons in the anterior horn of the spinal cord

d. It destroys the motor cortex of the brain

5. It is commonly associated with home-made canned foods and smoked fish.

a. Clostridium tetani

b. Colstridium botulinum

c. Mycobacterium leprae

d. Listeria monocytogenes

6. Which of the following bacteria can only be grown in the foot pads of experimental animals?

a. Streptococcus pneumoniae

b. Streptococcus agalactiae

c. Mycobacterium leprae

d. Listeria monocytogenes

7. Which of the following is a correct statement regarding Sabin polio vaccine.

a. it is a killed vaccine

b. it is not associated with reversion to virulence

c. it provides longer protection

d. it is safer to use