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LAT > Unit Four Exam: Ch 11, 12, & 13 > Flashcards

Unit Four Exam: Ch 11, 12, & 13 Flashcards

1
Q

What is another name for a 1 cc syringe?

A

Tuberculin syringe

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2
Q

What helps to minimize red blood cell trauma during blood collection?

A

A large diameter needle

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3
Q

What is the relationship between gauge number and needle diameter?

A

The larger the gauge, the smaller the needle

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4
Q 
What is a test used for detecting pinworms of the Syphacia species?
A- centrifugation
B- urinalysis
C- cellophane tape test
D- hematocrit testing
A

C- Cellophane tape test

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5
Q

Which of the following is FALSE about the difference between arterial and venous catheterization?
A- arterial catheterization is more painful than venous catheterization
B- the main use of arterial catheterization is to measure blood pressure
C- venous catheterization requires anesthesia
D- arteries are more difficult to puncture than veins

A

C- venous catheterization requires anesthesia

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6
Q

Why is gastric garage especially effective for rodents and rabbits?

A

They are unable to regurgitate stomach contents

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7
Q

What does coagulation refer to?

A

Clotting of blood

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8
Q

What does hemolysis refer to?

A

Breaking apart of blood cells

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9
Q

What test is used to determine anemia?

A

Hematocrit

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10
Q

Which of the following is FALSE about endotracheal intubation?
A- it is valuable if resuscitation is needed during surgery
B- an animal must be anesthetized for the tube to be inserted
C- during tube removal, the cuff that holds the tube in place must stay inflated
D- correct placemat of the tube must be verified

A

C- during tube removal, the cuff that holds the tube in place must stay inflated

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11
Q

How full should a sharps container be when disposed of?

A

2/3 full

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12
Q 
Which of the following allows for the measurement of food and water intake and feces and urine output?
A- sterotaxic apparatus
B- metabolism cages
C- computed tomography
D- growth chambers
A

B- metabolism cages

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13
Q

Which animals are most often used for acute toxicity studies for drugs?

A

Rodents and rabbits

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14
Q

What are segment III studies designed to evaluate in reproductive/developmental testing?

A

Toxicity in newborn pups

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15
Q 
Which of the following is NOT a type of radiation exposure used to induce immuodeficiencies?
A- single exposure
B- low-dose semicontinuous radiation
C- high-dose semicontinuous radiation
D- partial-body radiation
A

C- high-dose semicontinuous radiation

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16
Q 
Which of the following animals are able to synthesize their own vitamin C?
A- nonhuman images
B- rats
C- guinea pigs
D- all of the above
A

B- rats

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17
Q

What is the most common method for inducing immunodeficiency?

A

Genetic manipulation

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18
Q

What type of cells do nude mice lack?

A

T cells

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19
Q 
Which mouse strain lacks both B and T cells?
A- beige
B- SCID
C- XID
D- CBA/N
A

B- SCID

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20
Q 
Which mouse stain lacks NK cells?
A- CBA/N
B- SCID
C- XID
D- Beige
A

D- Beige

21
Q

What is the most common type of irradiation equipment for experimental purposes?
A- uranium irradiators that use iron and copper
B- beta emitters that use magnesium to eat electrons
C- radiologic containers that use a magnetic field
D- gamma irradiators that use cobalt or cesium isotopes

A

D- gamma irradiators that use cobalt or cesium isotopes

22
Q

What are polyclonal antibodies produced against?

A

Multiple unique areas on a particular antigen

23
Q

What problem does “pair-feeding” address?

A

Unequal amounts of food eaten by the test and control groups

24
Q 
Which of the following should be included on all surgical packs that have been autoclave?
A- name of surgeon
B- date sterilized
C- packing list
D- intended species
A

B- date sterilized

25
Q

What technique is used for quickly sterilizing instrument tips only?

A

Glass bead sterilization

26
Q

How long can packs that have been autoclave remain sterile?

A

6 months

27
Q

What does an ultrasonic unt convert high-frequency sound waves into in order to remove debris from instruments?

A

Mechanical vibrations

28
Q 
What are two types of forceps?
A- snook or grooved
B- sharp and blunt
C-cutting edge and taper point
D- thumb and hemostatic
A

D- thumb and hemostatic

29
Q

What is the term fo suture material attached to a needle?

A

Swaged-on

30
Q 
Which is a type of suture that is broken down and assimilated by the body over time?
A- nylon
B- nonabsorbable
C- gauze
D- absorbable
A

D- absorbable

31
Q 
What type of scissor is best for dissection of live tissue?
A- blunt-blunt
B- sharp-sharp
C- sharp-blunt
D- curved
A

A- blunt-blunt

32
Q

If ethylene oxide is used for sterilization, what is the minimum time that sterilized items must air out?

A

12 hours

33
Q

What is the most common method of sterilizing wrapped packs?

A

Autoclave sterilization

34
Q

Which sterilization method should you use if you want to sterilize an electronic device?

A

Gas sterilization

35
Q

How soon after surgery should instruments be cleaned?

A

Immediately after surgery

36
Q

What instrument removes calcified debris from the teeth?

A

Dental scaler

37
Q

What does surgical asepsis refer to?

A

The practice of preventing or reducing the entry of pathogens into the surgical field

38
Q

Why are some species fasted prior to surgery?

A

So they do not aspirate vomited material during surgery

39
Q

What pattern is followed when scrubbing a surgical site?

A

Start at the center and circle outward

40
Q

How many strokes does each surface of the arm receive when scrubbing for surgery?

A

10

41
Q

How do you position your hands when scrubbing for surgery?

A

Keep hands elevated above the elbows

42
Q

The state in which no living microorganisms are present is referred to as _________.

A

Sterile

43
Q 
Which of the following is defined as a state of unconsciousness in which there is loss of sensation throughout the body?
A- local anesthesia
B- general anesthesia
C- topical anesthesia
D- ophthalmic anesthesia
A

B- general anesthesia

44
Q

Which of the following is FALSE about maintaining a sterile field?
A- all sterile surfaces should be kept dry
B- talking increases the amount of bacterial contamination
C- avoid leaning over a nonsterile areas when wearing sterile garb
D- the front of the surgical gown above the knees and below the shoulders is considered sterile

A

D- the front of the surgical gown above the knees and below the shoulders is considered sterile

45
Q

Why is fur considered a source of contamination?

A

Microorganisms cannot be killed or removed as easily from fur as from skin

46
Q

What can general anesthesia’s and exposure of body cavities during surgery cause?

A

Decreased body temperature

47
Q

Which of the following is FALSE about postsurgical care?
A- animals must be watched for complications that could endanger their life or wellbeing
B- while unconscious, animals should be turned from side to side frequently
C- if an animal does not seem to be recovering properly, the veterinarian should be contacted immediately
D- immediately after surgery the animals should be kept in a cool environment

A

D- immediately after surgery the animals should be kept in a cool environment

48
Q

According to the Guide and the US Government Principles, what is painful to humans must be considered to be ________.

A

Painful in other species

49
Q

What is the method used to assess pain in animals?

A

Behavior changes

LAT (23 decks)

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