HM Manual Chapter 19 Clinical Laboratory Flashcards

1
Q

What lab is a measurement of the concentration of hemoglobin within the patient’s blood?

A

Hemoglobin

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2
Q

What happens to RBC and hemoglobin counts as you increase in elevation?

A

numbers increase

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3
Q

What is the normal hemoglobin levels in women?

A

12-16 g/100ml

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4
Q

What is the normal hemoglobin levels in men?

A

14-18 g/100ml

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5
Q

What is blood mixed with when determining blood hemoglobin via the manual method?

A

cyanomethoglobin

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6
Q

What lab study is ration of volume of RBCs to the volume of whole blood?

A

Hematocrit

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7
Q

What is the normal hematocrit in a woman?

A

37-47%

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8
Q

What is the normal hematocrit in Men?

A

42-52%

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9
Q

What term describes the manual method of determining hematocrit?

A

microhematocrit

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10
Q

What is the normal WBC ranges in adults?

A

4.8 - 10.8 x 10^6/ml (4,800 - 10,800)

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11
Q

What term describes WBC values above normal?

A

Leukocytosis

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12
Q

What are some conditions that can cause leukocytosis?

A

Delivery, Pregnancy, Appendicitis, Ulcers, Emotional distress, Anxiety, Strenuous exercise

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13
Q

What term describes abnormally low WBC counts?

A

Leukopenia

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14
Q

What are the five types of WBCs?

A
Neutorphils
Lymphocytes
Monocytes
Eosinophils
Basophils
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15
Q

What type of WBC accounts for the largest percentage of leukocytes?

A

Neutrophils

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16
Q

What WBC, when stained, has numerous fine barely visible lilac-colored granules and a dark purple or reddish purple nucleus?

A

Neutrophils

17
Q

What type of neutorphil is sometimes called a “stab” cell?

A

Neutrophilic Band

18
Q

What type of neutorphil has the nucleus started to elongate and curve into a horseshoe?

A

Neutrophilic band

19
Q

What type of neutorphil is considered mature?

A

Segmented Neutorphil

20
Q

What type of WBC functions to destroy parasites and respond in immediate allergic reactions?

A

Eosinophil

21
Q

What type of WBC will the cytoplasm contain numerous large, reddish-orange granules?

A

Eosinophil

22
Q

What is the most common cause of increased eosinophils?

A

parasitic, in particular helminthic infections

23
Q

What WBC is associated with inflammatory disorders and certain leukemias?

A

Basophils

24
Q

What WBC will have a scattered deep bluish-purple granules that are darker than the nucleus?

A

Basophils

25
Q

What WBC functions are associated with the immune response and the body’s defense against viral infection?

A

Lymphocytes

26
Q

What WBC has cytoplasm that is clear sky blue, scanty with few unevenly distributed blue granules with a halo around them?

A

Lymphocytes

27
Q

What WBC is the larges of the normal WBCs and control microbial and fungal infections and removes damaged cells form the body?

A

Monocyte

28
Q

What are the four growth requirements for bacteria?

A

Temperature
Oxygen
Nutrition
Moisture

29
Q

What term describes cold loving bacteria?

A

Psychrophilic

30
Q

What term describes bacteria that reproduces best at body temperature?

A

Mesophilic

31
Q

What term describes bacteria that reproduces best at higher temperatures?

A

Thermophlic

32
Q

What term describes organisms that reproduce in the presence of oxygen?

A

Aerobes

33
Q

What term describes organisms that do not reproduce in the presence of oxygen?

A

Anaerobes

34
Q

What are the two toxins produced by bacteria?

A

Endotoxin

Exotoxin

35
Q

What type of toxin comprises part of the cell wall and is released when the cell is destroyed?

A

Endotoxin

36
Q

What type of toxin is produced by bacteria and found outside the bacterial cell in the surrounding medium?

A

Exotoxin

37
Q

Of the two toxins produced by bacteria, which is highly poisonous and associated with septic shock?

A

Exotoxin

38
Q

What color do gram positive bacteria stain?

A

violet

39
Q

What color do gram negative bacteria stain?

A

Pink