Deck 14: Examination of Body Fluids and Miscellaneous Specimens

Question 1

When a leukocyte differential smear made from a CSF specimen with an elevated leukocyte count reveals an increase in polymorphonuclear cells,it may be indicative of ____ infection.

A) viral
B) bacterial
C) fungal
D) parasitic

Answer 1

bacterial

Question 2

An assay for fetal fibronectin (fFN)is performed,if the:

A) mother is having symptoms of premature labor.
B) fetus is suffering from hemolytic anemia.
C) parents want to know the gender of the fetus.
D) obstetrician wants to know if the fetus has a genetic disorder.

Answer 2

mother is having symptoms of premature labor.

Question 3

If CSF has a xanthochromic appearance,it can indicate bleeding:

A) within 30 minutes to 1 hour.
B) within 1 to 2 hours.
C) between 12 hours and 2 to 4 weeks.
D) within the past month.

Answer 3

between 12 hours and 2 to 4 weeks.

Question 4

Ideally,a semen specimen should be analyzed within ____ of collection.

A) 30 minutes
B) 1 hour
C) 2 hours
D) 12 hours

Question 5

Serous fluids:

A) have a composition that is unlike serum.
B) are contained within the closed cavities of the body.
C) are ultrafiltrates of plasma.
D) Both a and b are correct.

Question 6

Serous fluid for laboratory examination should be collected in:

A) a sterile container.
B) an EDTA tube for cell counts.
C) an aseptic environment.
D) all of the above.

Question 7

Seminal fluid may be examined for:

A) infertility studies.
B) postvasectomy assessment.
C) evaluation of probable sexual assault.
D) all of the above.

Question 8

A macroscopically turbid cerebrospinal fluid (CSF)may indicate:

A) blood clots.
B) increased white blood cell count.
C) presence of hemorrhage.
D) viral infection.

Question 9

Normally,____% or more of sperm are motile.

A) 15
B) 25
C) 50
D) 100

Question 10

The type of specimen that is most critical to deliver immediately to the laboratory for examination is ____ fluid.

A) cerebrospinal
B) synovial
C) pericardial
D) peritoneal

Question 11

CSF specimens should be delivered to the laboratory:

A) immediately.
B) within an hour.
C) within 12 hours.
D) within 24 hours.

Question 12

Synovial fluids should be collected:

A) into an anticoagulated tube.
B) into a non-anticoagulated tube.
C) using a sterile needle and syringe.
D) in all of the above ways.