Unit Four Exam: Ch 11, 12, & 13 Flashcards
What is another name for a 1 cc syringe?
Tuberculin syringe
What helps to minimize red blood cell trauma during blood collection?
A large diameter needle
What is the relationship between gauge number and needle diameter?
The larger the gauge, the smaller the needle
What is a test used for detecting pinworms of the Syphacia species? A- centrifugation B- urinalysis C- cellophane tape test D- hematocrit testing
C- Cellophane tape test
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
C- venous catheterization requires anesthesia
Why is gastric garage especially effective for rodents and rabbits?
They are unable to regurgitate stomach contents
What does coagulation refer to?
Clotting of blood
What does hemolysis refer to?
Breaking apart of blood cells
What test is used to determine anemia?
Hematocrit
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
C- during tube removal, the cuff that holds the tube in place must stay inflated
How full should a sharps container be when disposed of?
2/3 full
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
B- metabolism cages
Which animals are most often used for acute toxicity studies for drugs?
Rodents and rabbits
What are segment III studies designed to evaluate in reproductive/developmental testing?
Toxicity in newborn pups
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
C- high-dose semicontinuous radiation
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
B- rats
What is the most common method for inducing immunodeficiency?
Genetic manipulation
What type of cells do nude mice lack?
T cells
Which mouse strain lacks both B and T cells? A- beige B- SCID C- XID D- CBA/N
B- SCID
Which mouse stain lacks NK cells? A- CBA/N B- SCID C- XID D- Beige
D- Beige
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
D- gamma irradiators that use cobalt or cesium isotopes
What are polyclonal antibodies produced against?
Multiple unique areas on a particular antigen
What problem does “pair-feeding” address?
Unequal amounts of food eaten by the test and control groups
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
B- date sterilized
What technique is used for quickly sterilizing instrument tips only?
Glass bead sterilization
How long can packs that have been autoclave remain sterile?
6 months
What does an ultrasonic unt convert high-frequency sound waves into in order to remove debris from instruments?
Mechanical vibrations
What are two types of forceps? A- snook or grooved B- sharp and blunt C-cutting edge and taper point D- thumb and hemostatic
D- thumb and hemostatic
What is the term fo suture material attached to a needle?
Swaged-on
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
D- absorbable
What type of scissor is best for dissection of live tissue? A- blunt-blunt B- sharp-sharp C- sharp-blunt D- curved
A- blunt-blunt
If ethylene oxide is used for sterilization, what is the minimum time that sterilized items must air out?
12 hours
What is the most common method of sterilizing wrapped packs?
Autoclave sterilization
Which sterilization method should you use if you want to sterilize an electronic device?
Gas sterilization
How soon after surgery should instruments be cleaned?
Immediately after surgery
What instrument removes calcified debris from the teeth?
Dental scaler
What does surgical asepsis refer to?
The practice of preventing or reducing the entry of pathogens into the surgical field
Why are some species fasted prior to surgery?
So they do not aspirate vomited material during surgery
What pattern is followed when scrubbing a surgical site?
Start at the center and circle outward
How many strokes does each surface of the arm receive when scrubbing for surgery?
10
How do you position your hands when scrubbing for surgery?
Keep hands elevated above the elbows
The state in which no living microorganisms are present is referred to as _________.
Sterile
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
B- general anesthesia
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
D- the front of the surgical gown above the knees and below the shoulders is considered sterile
Why is fur considered a source of contamination?
Microorganisms cannot be killed or removed as easily from fur as from skin
What can general anesthesia’s and exposure of body cavities during surgery cause?
Decreased body temperature
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
D- immediately after surgery the animals should be kept in a cool environment
According to the Guide and the US Government Principles, what is painful to humans must be considered to be ________.
Painful in other species
What is the method used to assess pain in animals?
Behavior changes
