Hematopoietic System

Question 1

bodily system of organs and tissues, primarily the bone marrow, spleen, tonsils, and lymph nodes, involved in the production of blood

Answer 1

hematopoietic system

Question 2

brings oxygen, nutrients, salts and hormones to cells and carries away waste products of cellular metabolism

Answer 2

purpose of hematopoietic system

Question 3

what is the body’s major defense system against infections, toxins, and foreign antigens

Answer 3

hematopoietic system

Question 4

primary blood forming organs

Answer 4

red bone marrow and lymph nodes

Question 5

where is red bone marrow found

Answer 5

vertebrae, proximal femurs, anf flat bones such as sternum, ribs, skull, and pelvis

Question 6

contain hemoglobin, an iron based protein essential for carrying O2 to cells

Answer 6

erythrocytes (RBCs)

Question 7

how many RBCs in 1 mm^3 of blood

Answer 7

4.5 to 6 million RBCs

Question 8

how many grams of hemoglobin for males and females

Answer 8

14g female, 15g male

Question 9

how many leukocytes per 1 mm^3 of blood

Answer 9

5000-10000

Question 10

defend body against bacteria through phagocytosis

Answer 10

neutrophils

Question 11

reactt to allergic and parasitic conditions

Answer 11

eosinophils

Question 12

contain heparin and react to inflammatory conditions

Answer 12

basophils

Question 13

make up 25-40% of all white blood cells

Answer 13

lymphocytes

Question 14

phagocytotic and play a role in inflammatory processes

Answer 14

monocytes

Question 15

blood clotting cells

Answer 15

platelets

Question 16

how many platelets in 1 mm^3 of blood

Answer 16

150,000-400,000

Question 17

loss of iron in blood, most common form of anemia that results from blood loss, poor nutrition, ulcers, malignant tumors, intestinal parasites, or menorrhagia

Answer 17

iron deficiency anemia

Question 18

caused by an underlying condition that shortens the life span of the red blood cell, hemoglobin spills out into the plasma

Answer 18

hemolytic anemia

Question 19

hemolytic anemia where RBCs rupture easily

Answer 19

spherocytosis

Question 20

hemolytic anemia where abnormal hemoglobin molecule and RBCs are irregular shaped causing rupture

Answer 20

sickle cell anemia

Question 21

hemolytic anemia with defective hemoglobin, afflicts persons from Mediterranean heritage

Answer 21

Thalassemia

Question 22

radiographically the nature of the disease will result in widening of medullary spaces and thinning of cortices, as bone cells are destroyed and reabsorbed new bone grows over area

Answer 22

hemolytic anemia

Question 23

radiographically vertebral bodies concave as a result of pressure

Answer 23

sickle cell anemia

Question 24

deficiency of vitamin B12 or folic acids leading to defective DNA caused by poor diet, strict vegetarian diet, and alcoholism

Answer 24

megaloblastic anemia

Question 25

most common form of megaloblastic anemia leading to insufficient secretions of gastric mucosa and malabsorptions of foods

Answer 25

pernicious anemia

Question 26

generalized failure of bone marrow to produce enough RBCs, leukocytes, and platelets, cannot fight infections and has tendency to bleed

Answer 26

aplastic anemia

Question 27

infiltration of bone marrow by tumor cells or corticoid thickening, Gaucher's disease and chronic osteopetrosis

Answer 27

myelophthisic anemia

Question 28

hyperplasia of bone marrow resulting in increased production of RBCs, granulocytes, and platelets, causes increase in blood volume and viscosity

Answer 28

polycythemia

Question 29

may cause increased incidences of cerebral thrombis, peptic ulcer disease, and increased acids in the blood causing gout

Answer 29

polycythemia

Question 30

neoplastic proliferation of WBCs

Answer 30

leukemia

Question 31

cancer of the bone marrow

Answer 31

myelolytic leukemia

Question 32

malignancy in the lymph nodes causing a proliferation of lymphicytes

Answer 32

lymphatic leukemia

Question 33

early radiographic sign in children is transverse radiolucent bands at the metaphyseal ends of long bones, knees, ankles, and wrists

Answer 33

leukemia

Question 34

neoplasms of the lymphoreticular system: lymph nodes, spleen, and lymphoid tissue of GI tract, lung, and skin

Answer 34

lymphoma

Question 35

makes up 90% of lymphoma and originates in the lymph nodes

Answer 35

Hodgkin's lymphoma

Question 36

viral disease characterized by high fever, fatigue, sore throat, and swollen lymph glands where Epstein Barr may be a cause

Answer 36

infectious mononeucleosis

Question 37

patient may present with enlarged spleen, lymph nodes, hilar node masses, and elevated WBC count with abnormally high count of atypical lymphocytes

Answer 37

infectious mononeucleosis

Question 38

inherited recessive anticoagulative disorder characterized by decreased serum concentration of globulin, suffer tendency to bleed and spontaneous hemorrhage

Answer 38

hemophilia

Question 39

radiographically characterized by bleeding into joint spaces (knees, elbows, ankles) and chronically subchronal cysts

Answer 39

hemophilia

Question 40

deficiency in the number of platelets resulting in spontaneous bleeding under the skin, mucous membranes in the mouth and internal organs

Answer 40

purpura (thrombocytopenia)

Question 41

radiographically characterized by thickening of the mucosal folds of the small intestines due to chronic hemorrhage

Answer 41

purpura (thrombocytopenia)