Chapter 15 Diagnostic Techniques Flashcards Preview

LATG Practice Questions > Chapter 15 Diagnostic Techniques > Flashcards

Flashcards in Chapter 15 Diagnostic Techniques Deck (82)
Loading flashcards...
1

Which term means "the determination of the nature and cause of a disease, injury, or congenital defect"?

Diagnosis

2

Which term means "to predict the outcome of a disease"?

Prognosis

3

Where are endoparasites most commonly found in laboratory animals?

In the intestinal tract

4

What samples can be used to find endoparasites in the body?

Feces
Blood
Sputum

5

Which test is a quick method, though not very accurate, for detecting endoparasites?

Direct fecal smear

6

What signs might be an indication that an animal has ectoparasites?

Itching
Skin lesions
Hair loss

7

Testing with a fecal analysis kit does not require centrifugation.

True

8

Direct smear is the primary method used to detect protozoan parasites in an animal

True

9

Ectoparasites leave a dead body as it cools.

True

10

By which method are most endoparasites detected?

Fecal examination

11

Fecal flotation is used to determine if and/or are present in the sample

Parasite eggs; coccidial oocytes

12

Mites in fur samples are visible by eye.

False

13

To detect endoparasites by fecal flotation, sugar may be mixed with the fecal specimen.

True

14

Serological tests are used to determine the type of organisms present in a skin scraping sample.

False: PCR is used to determine the type of organisms present in a skin scraping sample.

15

The fecal flotation test requires a larger sample than the one needed for the direct smear.

True

16

An animal may need to be sedated to swab its ear to check for ear mites.

True

17

PCR is more sensitive than a tape test for the detection of pinworm species

True

18

Hematology can assist in the diagnosis of what health problems:

Dehydration
Infection
Anemia

19

Lymphocyctes are produced by the:

lymph nodes

20

A white blood cell count includes quantification for all types of white blood cells.

False

21

What function is served by basophils?

Initiation of inflammatory response.

22

Hemoglobin is the:

oxygen-carrying component of red blood cells

23

A hematocrit is used to determine:

packed cell volume

24

What best describes plasma?

The liquid portion of unclotted blood

25

What test provides information on blood cell morphology?

Peripheral blood smear

26

In most species, which type of white blood cells are most numerous?

Neutrophils/heterophils

27

The neutrophil to lymphocyte ratio varies among healthy animals of different species.

True

28

The enzyme-linked immunosorbent assay (ELISA) is a test used to quantify antibodies or antigens in the research laboratory.

True

29

Serology is testing of serum for the presence or absence of:

antibodies

30

What is indicated by the red top tubes usually used for serum chemistry testing?

Use of serum for the tests