Clinical Chemistry Flashcards

(43 cards)

1
Q

What do increased lactate levels indicate

A

Hypoxemia or hypoperfusion

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2
Q

Hypoadrenocorticism =

A

Addisons disease

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3
Q

How does a pet most commonly get Addisons disease

A

Withdrawal of corticosteroids

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4
Q

Cats have a tendency to have hyper or hypothyroidism

A

Hyper

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5
Q

Dogs and horses have a tendency to have hyper or hypothyroidism

A

Hypo

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6
Q

True or false
Plasma does not clot

A

True

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7
Q

What principles do most chemistry analyzers use in veterinary practices

A

Photometry

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8
Q

What organ produces most of the plasma proteins

A

Liver

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9
Q

What is bilirubin

A

Byproduct of hemoglobin breakdown

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10
Q

How do bile acids function

A

Aid fat absorption and modulate cholesterol levels

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11
Q

What are the two primary tests used to determine kidney function

A

Blood urea nitrogen and creatinine

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12
Q

What are 2 commonly performed tests used to evaluate the exocrine pancreas

A

Amylase and lipase

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13
Q

How much can glucose levels drop if left in contact with RBC at room temperature for 1 hour

A

10%

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14
Q

What chemical components in the body contribute to the acid base balance

A

Buffers

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15
Q

What are the major electrolytes in plasma

A

Sodium, potassium, chloride

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16
Q

What is the buffer used to maintain PH balance in the body

A

Bicarbonate

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17
Q

Which substance does the exocrine pancreas produce ?

Amylase
Glucagon
Somatostatin
Insulin

A

Amylase

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18
Q

Which liver enzyme is associated with cholestasis

A

Gamma glutamyltransferase (GGT)

19
Q

What word means an elevated blood urea nitrogen and creatine levels

20
Q

Hepatic function test ?

21
Q

Which test is elevated when skeletal muscle is damaged

A

Creatine kinase

22
Q

An electrochemical analyzer evaluated which components

23
Q

Which protein is responsible for maintaining osmotic pressure of the plasma

24
Q

What electrolyte is needed to maintaining neuromuscular excitability

25
What type of sample is preferred for most blood chemistry assays
Serum
26
What term referred to the fluid portion of the blood that contains fibrinogen but no cells
Plasma
27
What term describes serum that appears pink after centrifugation
Hemolyzed
28
What term describes serum that appears milky after centrifugation
Lipemic
29
What can cause light scattering when a sample is analyzed
Lipemia
30
What does the toxin nitrate cause
Changes hemoglobin to methemoglobin
31
The toxin mean causes
Basophilic stippling and increased RBC
32
What electrolytes are mainly found in bone
Calcium and phosphorus
33
What electrolytes are mainly Intracellular
Potassium and magnesium
34
What electrolytes are mainly Extracellular or found in plasma
Bicarbonate, chloride, sodium
35
Red maple leaves are toxic to what species
Horses
36
Onions are toxic to what species
Dogs
37
When bicarbonate (HCO3) binds with hydrogen ion (H), what 2 substances will be produced
Carbon dioxide and water
38
What test is a good indicator of acute liver disease in dogs and cats
ALT
39
Increased levels indicate hypoperfusion or hypoxia
Lactate
40
Hormone that stimulates the thyroid to produce thyroxine
TSH
41
Incense in this analyte indicates a persistent hyperglycemia of 2-3 months in cats
Hemoglobin A1C
42
Increase in this analyte indicates a persistent hyperglycemia of 1-2 weeks in dogs and cats
Fructosamine
43
Isoenzymes are present in osteoblasts, chondroblasts and hepatocytes therefore it is normal for this analyte to be elevated in very young animals
ALP