Tri5 Labdx Test Questions

Front 1

The gold standard for iron deficiency is?

Back 1

Bone marrow

Front 2

Is the second most sensitive

Back 2

Serum Ferritin

Front 3

In Gaussian distribution, 95% of people fall within how many standard deviations between the mean value?

Back 3

2

Front 4

Small volumes of urine collected in 24 hours indicate?

Back 4

dehydration

Front 5

Creatine levels are increased by eating?

Back 5

Cooked meat

Front 6

"Stat" to a laboratory mean?

Back 6

Emergency. do not order stat results unless it is a true emergency.

Front 7

A normal RBC count is?

Back 7

5 million

Front 8

Hematocrit is the ratio of?

Back 8

RBC's to plasma

Front 9

RBC (millions) *3 =?

Back 9

Hb

Front 10

If the RBC, Hb, Hct, are normal, what would decreased MCHC indicate?

Back 10

Nothing.

Front 11

Pseudo anemia may be caused by?

Back 11

Pregnancy, IV contamination, lab error, over hydration

Front 12

Shortly after birth, infants have ___ WBC's than adults?

Back 12

more

Front 13

Vitamin def that mimics iron def is?

Back 13

B6

Front 14

Chronic blood loss will have _____ ______ cells?

Back 14

Microcytic, hypochromic

Front 15

MCH stands for?

Back 15

Mean corpuscular hemoglobin

Front 16

ALL is ____ _____ ____ and involves philadelphia chromosome?

Back 16

Acute lymphoblastic leukemia

Front 17

Hodgkins has what type of cells?

Back 17

Reedsternberg

Front 18

Cells elevated in inflammation?

Back 18

Neutrophils

Front 19

Cells elevated in parasites?

Back 19

Eosinophils

Front 20

Cells elevated in allergic reactions?

Back 20

Eosinophils

Front 21

Cells elevated in dmg?

Back 21

Neutrophils

Front 22

Cells elevated with a virus?

Back 22

Lymphocytes

Front 23

Pernicious anemia causes _____ macrocytes?

Back 23

Oval

Front 24

What is the most common cause of anemia?

Back 24

bleeding

Front 25

A normal blood specimen will have mainly what type of cell?

Back 25

Neutrophil

Front 26

A normal blood specimen will have the least of what?

Back 26

Basophils

Front 27

_____ protoporphyrin is aka for erythrocyte protoporphyrin?

Back 27

Zinc

Front 28

Heinz bodies indicate a ____ ____ defect?

Back 28

RBC enzyme

Front 29

Anemia means decreased?

Back 29

Hb

Front 30

Neoplastic cells which are confined to bone marrow are?

Back 30

Aleukemic Leukemia

Front 31

Elevated levels of basophils are significant. true/False?

Back 31

True

Front 32

Are lymphomas that spread to bone marrow and peripheral blood?

Back 32

Leukemic lymphoma

Front 33

What can cause b12 to appear low?

Back 33

Pregnancy, Vit C, folic acid deficiency, and iron deficiency

Front 34

What vitamin helps iron absorption?

Back 34

VIT C

Front 35

With iron deficiency anemia ____ is increased and ______ is decreased.

Back 35

MCV, RDW

Front 36

The mutation of amino acids from heat and oxidation?

Back 36

Denaturation

Front 37

Thalasemmia is a genetic defect is ____ chains?

Back 37

globin

Front 38

Infant hemoglobin is ?

Back 38

Hb F

Front 39

Reticulocytes are?

Back 39

Immature RBC's

Front 40

What type of anemia is related to blood loss or destruction?

Back 40

Depletion

Front 41

Megaloblastic or aplastic anemia can lead to a decrease in _____?

Back 41

neutrophils

Front 42

low sensitivity gives a high number of _____ _______?

Back 42

False negatives

Front 43

Variations in size of RBC's will be reported as?

Back 43

RDW

Front 44

70% of iron is stored in the?

Back 44

Hemoglobin

Front 45

Low specificity=

Back 45

frequent false positives

Front 46

95% of people fall within ____ standard deviations from the average?

Back 46

2

Front 47

Hemoglobin of 23 is high for males and females. What are their values?

Back 47

Male:14-18 female 12-16

Front 48

RBC*9=

Back 48

HCT

Front 49

HB*3=

Back 49

HCT

Front 50

A variation of cell sizes is called?

Back 50

Aniscytosis

Front 51

A broken cell is called?

Back 51

Schistocyte

Front 52

Are immature cells?

Back 52

Reticulocytes (Retics)

Front 53

Indicate a RBC enzyme defect

Back 53

Heinz bodies

Front 54

____% of iron is in hemoglobin

Back 54

70

Front 55

Crenated RBC are called?

Back 55

Echinocytes- uniform triangular projections

Front 56

Rectangular or slit like pallor configuration

Back 56

Stomatocytes

Front 57

White blood cell count?

Back 57

4,500-11,000

Front 58

Glucose reference range is ? and what is it controlled by?

Back 58

70-105 Insulin,glucagon

Front 59

How long should it take for insulin levels to return to normal?

Back 59

2 hours

Front 60

Where is BUN made?

Back 60

liver

Front 61

Elevated BUN is ?

Back 61

Azotemia

Front 62

BUN and _______ together assess renal function?

Back 62

Creatinine

Front 63

Soft tissue deposits of uric acid crystals are called ?

Back 63

tophi

Front 64

What is the major cation within the cell, important for heart rate and contractility?

Back 64

potassium

Front 65

making a fist with a tourniquet on, hemolysis, drugs, abnormal acid base balance?

Back 65

Interfering factors of potassium.

Front 66

Albumin/globulin ration less than ___ is called inverted/reversed A/G ratio and is ______sign

Back 66

1, ominous

Front 67

Used to detect and monitor diseases of the liver and bone?

Back 67

Alkaline phosphatase

Front 68

Memory LDH: 1?2?3?5?

Back 68

1= heart 2=lung 3=lung 5=skeletal muscle and liver

Front 69

Increased CPK BB ?

Back 69

Brain, breast, breath

Front 70

Increased CPK MB

Back 70

Myocardium

Front 71

Increased CPK MM

Back 71

Muscle

Front 72

Elevated GGTP and elevated alkaline phosphatase suggests?

Back 72

Liver disease

Front 73

Normal GGTP with ellevated alkaline phosphatase suggest?

Back 73

Bone disease

Front 74

Cholesterol reference range?

Back 74

<200mg/dl

Front 75

Cholesterol/HDL=?

Back 75

Risk factor

Front 76

HDL-primarlily ______ + some cholesterol?

Back 76

Protein

Front 77

LDL-primarily _________?

Back 77

Cholesterol

Front 78

Most specific and most sensitive?

Back 78

Prostate specific antigen

Front 79

High levels of Acid Phosphatase generally indicates that prostate cancer has spread to where?

Back 79

Bone

Front 80

Increased TSH

Back 80

Primary Hypothyroidism

Front 81

Secondary hypothyroidism is located where

Back 81

Pituitary

Front 82

Magnesium deficiency leads to ?

Back 82

Cardiac irritability and arrhythmias

Front 83

Homocysteine is elevated with ?

Back 83

B6, B12, and folate deficiency

Front 84

Is the Human leukocyte antigen?

Back 84

HLA-27

Front 85

Is used to indicate inflammatory condition?

Back 85

C-Reactive protein

Front 86

_____ is related to stress and adrenals, morning levels are higher.

Back 86

Cortisol

Front 87

Is used to detect acute or chronic inflammation?

Back 87

ESR

Front 88

Is increased in acute inflammatory reaction and cig smoking?

Back 88

Fibrinogen

Front 89

Tertiary hypothyroidism is located where?

Back 89

Hypothalmus

Front 90

Fecal odor of urine could be due to a possible ?

Back 90

Fistula

Front 91

The combination of proteinuria and edema is known as?

Back 91

Nephritic syndrome

Front 92

Ketone bodies are usually related to?

Back 92

Uncontrolled diabetes

Front 93

An alkaline Ph of urine could be due to?

Back 93

High citrus fruits and vegatables

Front 94

Most accurately reflects blood concentrations at a particular time?

Back 94

Double voided specimen

Front 95

Creatinine clearance is decreased with?

Back 95

Impaired renal function, congestive heart failure and dehydration.

Front 96

Free thyroxine index is determined how?

Back 96

Mathmatically

Front 97

Urinalysis can detect?

Back 97

Bence-Jones bodies

Front 98

Crystals in the urine could indicate?

Back 98

Renal stone formation

Front 99

refrigeration of the urine for longer than 1 hour can cause it to look?

Back 99

Cloudy

Front 100

Bence-jones proteins? m/c/c?

Back 100

Multiple myeloma