CA3Final Flashcards
Acepromazine (Dose, route, indications/contraindications)
D : 0.1 mg/lb, C: 10mg/ml, Route : IM, Phenothiazine, Ind : calming/sedation/antiemetic effects, Contra : seizures/aggression/hypotensive complications
What is the dose of Ketamine?
CSCC dose: 2-4 mg/#, 5-10 mg/# as sole induction agent
Important info about Ketamine (group, schedule, indications)
Dissociative (Cyclohexamine), Schedule 3, Painful IM admin, produces catalepsy, reflexes remain intact, metabolized by the liver
Propofol info
Ultra-short acting, sedative-hypnotic alkylphenol, dose 2-4mg/kg IV; rapid onset and short duration of action (2-5min), protein bound, vasodilation and decrease in BP, rapid recovery
Why should an animal under gas anesthesia receive an assisted ventilation per min?
Prevent atelectasis and ensure gas exchange
Appropriate rebreathing bag size calculation?
50ml/kg or 25ml/lb = bag size in ml
MAC and solubility of Iso and Sevo
minimum alveolar concentration
The MAC value of an anesthetic agent is a measure of potency and is the alveolar concentration that prevents gross purposeful movement in 50% of patients in response to a standardized painful stimulus.
Lower numbers indicate more potent agents, and values may vary slightly between species.
How to respond to anesthetic adverse changes (Hypotension, hypertension, bradycardia, tachycardia…)
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What is the best setting of ECG for average sized dogs vs small dogs/cats
Small : 50 run speed, 2 sensitivity
Average : 25 or 50 RS, 1-2 sensitivity
How does the alteration of amplitude affect ECG strip?
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How does the alteration of run speed affect ECG strip?
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How does altering the run speed and amplitude (sensitivity) affect the resultant complex?
run speed affects space between complexes (faster=smaller/closer, slower=spread out/ longer); sensitivity affects the height of the complexes (1x=normal, 2x=tall, 1/2x=short)
If the sensitivity (amplitude) of an ECG machine is changed from 1 to 2, the resultant pQRSt complexes will be?
taller
When performing an ECG strip, what does RUN 25 mean?
that the paper is moving at 25mm/sec
When performing an ECG strip, what happens to the pQRSt complexes when the run speed is changed from Run 25 to Run 50?
the complexes become wider and farther apart
Identify common arrhythmias and intervention for abnormal findings
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Identify common arrhythmias and intervention for abnormal findings
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Identify common arrhythmias and intervention for abnormal findings
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Identify common arrhythmias and intervention for abnormal findings
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Identify common arrhythmias and intervention for abnormal findings
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Indications for placing a urinary catheter
blockage, stone, paralysis, long surgery, difficulty urinating, neurologic bladder, urinary sample
Indications for performing a cystocentesis
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How to correctly place a urinary catheter
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Anechoic
When the echogenicity of a structure appears black. (fluids)
Hypoechoic
these structures appear darker on the ultrasound screen as compared to the structures around them
Hyperechoic
these structures appear lighter on the ultrasound screen as compared to the structures around them
Echogenicity
a term referring to how tissues reflect the sound waves
Basic principles of ultrasound guided cystocentesis
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what is the blood vessel of choice when drawing a larger volume of blood from a dog or cat for most blood tests?
jugular vein
What are some indicators of poor blood sample collection or handling techniques?
hemolysis, clotting, improper anticoagulant/blood ratio
purple top blood collection tubes have what in them and are used for what purpose?
EDTA and CBC
Blue topped collection tubes have what in them and are used for what purpose
sodum citrate for blood coagulation determination
For hematology tests, are clots in EDTA blood acceptable?
never acceptable
Complications that may occur during venipuncture
subcutaneous hematoma, hemorrhage, thrombosis of the vein, skin irritation at needle penetration site
EDTA plasma cannot be used for diagnostic testing because it forms a complex with what?
calcium
identify appropriate restraint techniques used when obtaining blood samples
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What is the purpose of leaving toes exposed when bandaging a limb?
allows for monitoring of swelling and toe comparison
Which digits should be visible to assess for swelling and hypothermia?
third and fourth
Problems that may occur if a bandage is placed incorrectly (too loose / too tight)
Too tight —> pressure sores and irritation, vascular compromise (hypothermia and swelling from veinous stasis), compress peripheral nerves (limb dysfunction)
Too loose —> friction abrasions from movement
Proper order of bandage materials used for application of soft bandages/splints
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Methods and reasons for performing a complete physical exam
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Which lymph nodes can be palpated in a healthy animal?
Submandibular, prescapular, popliteal
names and locations of heart valves
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characteristics of 5% Dehydration
undetectable
characteristics of 5-8% Dehydration
mild delay in return of skin to normal position, normal to slightly prolonged CRT, mm=tacky
characteristics of 8-10% Dehydration
definite delay in return of skin to normal position, slightly prolonged CRT, mm=dry/tacky, eyes may be sunken into orbits
characteristics of 10-12% Dehydration
skin easily tents and stands in place, prolonged CRT, dry mucous membranes, eyes sunken into orbits/Nictitans prominent, signs of shock may be observed (tachycardia, weak pulse)
characteristics of 12-15% Dehydration
shock, collapse, severe depression, imminent death
What vision tests and other ophthalmic tests are done?
History, Observation, Vision test (Menace, Tracking, Maze), Pupillary light response, Schirmer tear test, Examine front of the eye, Examine back of the eye, Tonometry, Corneal staining, electroretinography
Common clinical signs of ophthalmic disease
squinting, chemosis, epiphora, miosis, mydriasis, anisocoria, exophthalmos, enophthalmos, proptosis, hyphaema, hypopyon, phthisis bulbi
Chemosis
swelling of the conjunctivia
Epiphora
tear overflow
Miosis
constricted pupil
Mydriasis
dilated pupil
Anisocoria
different in size of the two pupils
Exophthalmos
abnormal protrusion of the eye
Enophthalmos
sunken eye