Para prelim platings

Question 1

Commonly used as a preservative except for trophozoite form is which of the following chemicals?
a. Polyvinyl Alcohol
b. 5 to 10 % formalin
c. Both A and B
d. Neither A nor B

Answer 1

5 to 10 % formalin

Question 2

Plenty of meat fibers in stool is which of the following medical terms?
a. Creatorrhea
b. Steatorrhea
C. Both A and B
d. Neither A nor B

Answer 2

Creatorrhea

Question 3

A single image seen by left and right eyes at the same time pertains to which of the following technical terms?
a. Convergent image
b. Parfocal point
C. Both A and B
d. Neither A nor B

Answer 3

Convergent image

Question 4

Moving the stage in upward or downward position is the function of which of the following parts of the microscope?
a. Coarse adjustment knob
b. Vertical adjustment knob
c. Both A and B
d. Neither A nor B

Answer 4

Coarse adjustment knob

Question 5

Micrometry pertains to which of the following units of measurement?
a. mm
b. um
C. Both A and B
d. Neither A nor B

Answer 5

μm - micrometer

Question 6

Which of the following is commonly being used to stain protozoa trophozoites?
a. Giemsa stain
b. Wright stain
C. Both A and b
d. Neither A nor B

Answer 6

d. Neither A nor B

Question 7

10,000 times is the total magnification of which of the following microscope objective lenses?
a. LPO
b. OIO
C. Both A and B
d. Neither A nor B

Answer 7

d. Neither A nor B

Question 8

Transporting and examining the fecal specimen are best done within which of the following periods?
a. Within 30 minutes
b. After 1 hour
c. Both A and B
d. Neither A nor BB

Answer 8

a. Within 30 minutes