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A&P Circulation & Life > Chapter 12 Blood > Flashcards

Chapter 12 Blood Flashcards

0
Q

Agranulocytes

A

Monocytes & Lymphocytes

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1
Q

Biconcave blood cell w/o nucleus

A

RBC, Erythrocytes

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2
Q

Normal WBC cocunt

A

4,000 - 11,000

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3
Q

Cytoplasmic Fragments of Cells

A

Blood platelets

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4
Q

Amino acids, urea, and uric acid

A

nonprotein nitrogenous substances

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5
Q

vasoconstricting substance released as a platelet plug forms

A

serotonin

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6
Q

significance of fibrinogen converting to fibrin

A

causes blood cells to catch forming a blood clot

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7
Q

primary function of lymphocytes

A

immune function against foreign substances - produce antibodies that attack the pathogens

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8
Q

what is present in blood type AB

A

A & B antigens w/ no antibodies

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9
Q

Element in hemoglobin

A

iron

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10
Q

Types of leukocytes

A

Granulocytes - neutrophils (54% - 62%), Eosinophils (1%-3%), Basophils (scanty <1%)
Agranulocytes - Monocytes (3%-9%), Lymphocytes (25%-33%)

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11
Q

phagocytic leukocytes

A

neutrophils & monocytes

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12
Q

function of albumins

A

maintaining osmotic pressure

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13
Q

most abundant plasma electrocytes

A

sodium & chloride ions

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14
Q

Thrombin

A

substance that acts as an enzyme in blood coagulation

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15
Q

hemoglobin that causes cyanosis

A

deoxyhemoglobin

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16
Q

cause of sickle-cell anemia

A

defective gene producing abnormal hemoglobin

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17
Q

Why are newborns exposed to fluorescent light

A

breaks down bilirubin in the tissues

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18
Q

Anemia caused by lack of dietary iron

A

hypochromic anemia

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19
Q

% of formed elements

A

45%

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20
Q

2 types of leukocytes

A

neutrophils & lymphocytes

21
Q

thrombocytopenia caused by

A

deficiency of platelets

22
Q

medical term for blood formation

A

hematopoiesis

23
Q

pernicious anemia caused by

A

stomach cells fail to secrete intrinsic factor for absorption of B12

24
Q

diapedesis

A

leukocytes squeeze through cells of blood vessels so they can move around the body to fight pathogens and assist at injury sites

25
Q

universal donors

A

O blood type

26
Q

blood cell does not have large nucleus - thicker near center, thin around the rim

A

plasma cells

27
Q

leukocytosis

A

excess # of leukocytes where there is infection

28
Q

RBC produced

A

Bone marrow (after birth)

29
Q

vitamins necessary for formation of DNA in RBC

A

vitamin B12 & folic acid

30
Q

leucopenia

A

deficiency of WBC (count below 4,000 per microliter of blood)

31
Q

biliverdin

A

green pigment derived from decomposed heme

32
Q

erythropoietin

A

hormone providing negative feedback to maintain RBCC

33
Q

most common leukocyte in blood sample

A

T-cells

34
Q

function of differential WBCC

A

lists % of types of leukocytes in blood sample to pinpoint particular disease

35
Q

hemostasis

A

the stoppage of bleeding

36
Q

blood clot-inhibiting substance released in basophils

A

heparin

37
Q

Erythropoiesis

A

production of red blood cells

38
Q

Hematopoiesis

A

production of blood

39
Q

Heme decomposes into

A

iron & green pigment called biliverdin

40
Q

hypochromic

A

iron deficiency anemia

41
Q

neutrophils

A

multilobed nucleus leukocytes most common of WBC

42
Q

basophils

A

migrate to damaged tissues - release histamine to promote inflammation - heparin to inhibit blood clotting

43
Q

lymphocytes

A

major player in Immune function against foreign substances T-cells & B-cells

44
Q

composition of blood platelets

A

cytoplasmic fragments of megakaryocytes

45
Q

albumins

A

most abundant plasma protein - important to osmotic pressure

46
Q

nonprotein nitrogenous substances

A

amino acids, creatine, urea, and uric acid

47
Q

most abundant plasma electrocytes

A

sodium & chloride

48
Q

serotonin

A

causes contraction of smooth muscle walls of vessel

49
Q

thrombin

A

enzyme catalyzes conversion of fibrinogen to fibrin

A&P Circulation & Life (6 decks)

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