Chapter 12 Blood

Question 0

Agranulocytes

Answer 0

Monocytes & Lymphocytes

Question 1

Biconcave blood cell w/o nucleus

Answer 1

RBC, Erythrocytes

Question 2

Normal WBC cocunt

Answer 2

4,000 - 11,000

Question 3

Cytoplasmic Fragments of Cells

Answer 3

Blood platelets

Question 4

Amino acids, urea, and uric acid

Answer 4

nonprotein nitrogenous substances

Question 5

vasoconstricting substance released as a platelet plug forms

Answer 5

serotonin

Question 6

significance of fibrinogen converting to fibrin

Answer 6

causes blood cells to catch forming a blood clot

Question 7

primary function of lymphocytes

Answer 7

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

Question 8

what is present in blood type AB

Answer 8

A & B antigens w/ no antibodies

Question 9

Element in hemoglobin

Answer 9

iron

Question 10

Types of leukocytes

Answer 10

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

Question 11

phagocytic leukocytes

Answer 11

neutrophils & monocytes

Question 12

function of albumins

Answer 12

maintaining osmotic pressure

Question 13

most abundant plasma electrocytes

Answer 13

sodium & chloride ions

Question 14

Thrombin

Answer 14

substance that acts as an enzyme in blood coagulation

Question 15

hemoglobin that causes cyanosis

Answer 15

deoxyhemoglobin

Question 16

cause of sickle-cell anemia

Answer 16

defective gene producing abnormal hemoglobin

Question 17

Why are newborns exposed to fluorescent light

Answer 17

breaks down bilirubin in the tissues

Question 18

Anemia caused by lack of dietary iron

Answer 18

hypochromic anemia

Question 19

% of formed elements

Answer 19

45%

Question 20

2 types of leukocytes

Answer 20

neutrophils & lymphocytes

Question 21

thrombocytopenia caused by

Answer 21

deficiency of platelets

Question 22

medical term for blood formation

Answer 22

hematopoiesis

Question 23

pernicious anemia caused by

Answer 23

stomach cells fail to secrete intrinsic factor for absorption of B12

Question 24

diapedesis

Answer 24

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

Question 25

universal donors

Answer 25

O blood type

Question 26

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

Answer 26

plasma cells

Question 27

leukocytosis

Answer 27

excess # of leukocytes where there is infection

Question 28

RBC produced

Answer 28

Bone marrow (after birth)

Question 29

vitamins necessary for formation of DNA in RBC

Answer 29

vitamin B12 & folic acid

Question 30

leucopenia

Answer 30

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

Question 31

biliverdin

Answer 31

green pigment derived from decomposed heme

Question 32

erythropoietin

Answer 32

hormone providing negative feedback to maintain RBCC

Question 33

most common leukocyte in blood sample

Answer 33

T-cells

Question 34

function of differential WBCC

Answer 34

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

Question 35

hemostasis

Answer 35

the stoppage of bleeding

Question 36

blood clot-inhibiting substance released in basophils

Answer 36

heparin

Question 37

Erythropoiesis

Answer 37

production of red blood cells

Question 38

Hematopoiesis

Answer 38

production of blood

Question 39

Heme decomposes into

Answer 39

iron & green pigment called biliverdin

Question 40

hypochromic

Answer 40

iron deficiency anemia

Question 41

neutrophils

Answer 41

multilobed nucleus leukocytes most common of WBC

Question 42

basophils

Answer 42

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

Question 43

lymphocytes

Answer 43

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

Question 44

composition of blood platelets

Answer 44

cytoplasmic fragments of megakaryocytes

Question 45

albumins

Answer 45

most abundant plasma protein - important to osmotic pressure

Question 46

nonprotein nitrogenous substances

Answer 46

amino acids, creatine, urea, and uric acid

Question 47

most abundant plasma electrocytes

Answer 47

sodium & chloride

Question 48

serotonin

Answer 48

causes contraction of smooth muscle walls of vessel

Question 49

thrombin

Answer 49

enzyme catalyzes conversion of fibrinogen to fibrin