Pathophysiology Chapter 20-21 From Practice Test

Front 1

In some anemias the erythrocytes are present in various sizes; this is referred to as

Back 1

anisocytosis

Front 2

A newborn is diagnosed with congenital intristic factor deficiency. From which of the following types of anemia does he suffer

Back 2

Pernicious anemia

Front 3

Erythrocytes that are _______________ contain an abnormally low concentration of hemoglobin

Back 3

hypochromic

Front 4

A 5 year old male was diagnosed with normocytic anemia-normochromic anemia. Which of the following anemias falls into this category

Back 4

Hemolytic anemia

Front 5

What hemodynamic change occurs after initial compensation for a redcution in the number of circulating erythrocytes

Back 5

Hyperdynamic blood flow

Front 6

A 25 year old female has a heavy menses during whch she loses a profuse amount of blood. Which of the following adaptations could be expected

Back 6

Blood vessal dilation

Front 7

A 60 year old female emphysema patient experiences a rapid and pounding heart dizziness and fatigue with exertion. How would the respiratory system compensate for the increased oxygen demand

Back 7

increased rate and depth of breathing

Front 8

A 2 year old malnourished child has vitamin B12 and folate deficiencies. A blood smear would reveal __________ amounts of hemoglobin

Back 8

normal

Front 9

A 45 year old male is diagnosed with pernicious anemia. the most likely cause of this condition is

Back 9

defective DNA synthesis

Front 10

Which of the following statements explains why B12 and folate deficiences cause anemia

Back 10

Red blood cell have a shorter life span

Front 11

A 20 year old female undergoes lab testing for anemia. Results show high iron bilirubin and transferrin and low hemoglobin and hematocrit. Which of the following is the most likely diagnosis

Back 11

Sideroblastic anemia

Front 12

A 35 year old femlae is diagnosed with vitamin B12 deficiency anemia. A decreade in which of the following is the most likely cuase?

Back 12

Intristic Factor

Front 13

Which of the following individuals is at highest risk for developing a vitamin B12 deficiency anemia

Back 13

47 year old male who had a gastrectomy procedure (removal of the stomach)

Front 14

A 50 year old male experienced loss of appetie, Weight loss and beefy red tongues shortky before his dath. Autopsy would most likely reveal

Back 14

heart failure

Front 15

A 40 year old male vegetarian is diagnosed with folate deficiency anemia. he reports that he is an alcoholic. Which of the following factors put him at greatest risk for developing his disease?

Back 15

Being alcoholic

Front 16

The Schilling test for pernicious anemia involves

Back 16

the administration of radioactive cobalamin and the measurement of its excretion in the urine

Front 17

A 67 year old female has chronic gastrointestinal bleeding. The primary cause of her anemia is

Back 17

iron deficiency

Front 18

A 34 year old male presents in the emercency room with extreme fatigue and shortness of breath. Hi skin and sclera appear to have a yellowish discoloration. These findings are consistent which type of anemia

Back 18

Hemolytic anemia

Front 19

A 58 year old female presents in the clinic with complaints of fatigue weight loss and tingling in her fingers. Laboratory findings show a low hemoglobin and hematocrit, a high mean corpuscular volume and normal plasma iron. these findings are consistent With which type of anemia

Back 19

Pernicious anemia

Front 20

Which of the following tests directly measures iron stores

Back 20

Bone marrow biopsy

Front 21

A 21 year old female was recently diagnosed with iron deficiency anemia. in addition to fatigue and weakness, which of the following clinical signs and symptoms would she most likely exhibit?

Back 21

Red Sore tongue

Front 22

A 21 year old woman was recently diagnosed with iron deficiency anemia. Her hematocrit is 32% Which of the following treatments would you expect to be prescribed for her?

Back 22

Iron replacement and change of diet

Front 23

A 45 year old male is diagnosed with sideroblastic anemia. Which of the following is the most likely cause of this disease?

Back 23

Ineffective iron uptake and hemoglobin production

Front 24

A 50 year old female was diagnosed with sideroblastic anemia which of the following would occur

Back 24

Pale skin

Front 25

Aplastic anemia is caused by

Back 25

stem cell dificiency

Front 26

all of the following pathogenic mechanisms cause anemia in chronic inflammation except

Back 26

increased basal metabolic rate

Front 27

Posthemorrhagic anemia can result in death when blood loss is in excess of

Back 27

40%to 50%

Front 28

A 57 year old male presents to hsi physician for redface hands feet ears and headache and drowsiness. A blood smear reveals an increased number of erythrocytes indicating

Back 28

polycythemia vera

Front 29

A 67 year old female is admitted to the emergency room with a diagnosis of polycythemia vera. She will most likely complain of

Back 29

Chest pain

Front 30

A 68 year old female is admitted to the emergency room with a diagnosis of polyctyrhemia vera. Her symptoms are mainly the result of

Back 30

increased blodd viscosity

Front 31

A 67 year old female is admitted to the emergency room with a diagnosis od polcythemia vera. Treatment of her condition might involve

Back 31

therapeutic phlebotomy

Front 32

A 70 year old male is brought to the emergency room, where he dies shortly thereafter. Autopsy reveals polythemia vera. His death was most likely the result of

Back 32

cerebral thrombosis

Front 33

A 67 year old male was diagnosed with polcythemia vera but refused teatment. His condition is at risk for converting to

Back 33

acute myeloid leukemia

Front 34

Leukocytosis can be defined as

Back 34

a high leukocyte count

Front 35

a 35 year old male was diagnosed with hepatitis B. Further tests revealed neutropenia characterized by a neutrophil count less than

Back 35

2000

Front 36

A 20 year old female has an increase in eosinophils. Which of the following is the most likely cause

Back 36

parasitic invasion and allergic reactions

Front 37

A 15 year old female presents with splenomegaly hepatomegaly and lymph node enlargement. She is diagnosed with infectious mononucleosis. Further testing would indicate an acute infection of

Back 37

macrophages

Front 38

A 35 year old male with hyperthyroidism begins treatment to decrease thyroid activity. Which of the following could result secondary to the treatment?

Back 38

Basophilia

Front 39

A 15 year old male is diagnosed with infectious mononucleosis. The most likely cause is

Back 39

Epstein Barr virus (EBV)

Front 40

A 15 year old male with infectious mononucleosis is being given instructions on how to prevent the spread of this infection to others. Which statement represents a correct instruction?

Back 40

Do not share drinking glasses or eating utensils

Front 41

A 15 year old male is diagnosed with infectious mononucleosis. He most likely presented with a classic triad of symptoms fever sore throat and

Back 41

lymph nodes enlargement

Front 42

Known causes of acute leukemia include

Back 42

chemotherapy treatment for other cancers

Front 43

A 10 year old male is diagnosed with leukemia. Which of the following could be associated with his disease

Back 43

Down syndrome

Front 44

A 5 year old female is diagnosed with acute leukemia. She wiull most likely be treated with

Back 44

chemotherapy

Front 45

Multiple myeloma can be defined as a neoplasm of

Back 45

B cells

Front 46

A 65 year old male is diagnosed with multiple myeloma. he complains of severe pain. this pain can be attributed to

Back 46

destruction of bone tissue

Front 47

A 35 year old female is diagnosed with lymphadenopathy. the most likely finding leading to this is diagnosis

Back 47

disordered lymph nodes

Front 48

A 35 year old male has enlarged lymph nodes in the neck and a mediastinal mass. he was diagnosed with hodgkin myphoma. Which of the following abnormal cells would be expected with this disease

Back 48

Reed Sternberg cell

Front 49

The country with the lowest rate of Hodgkin lymphoma ia

Back 49

Japan

Front 50

A 62 year old femlae tells her healthcare provider she has been experienceing regular night sweats that cause her to wake up drenched. She also remarks that she has been unintentionally losing weight. physical exam reveals enlarged lymph nodes on ehr neck that do not appear to be painful. She should be screened for which of the following cancers?

Back 50

Hodgkin lymphoma

Front 51

A 10 year old mael presents with abdominal swelling night sweats fever and weight loss. he is diagnosed with Burkitt lymphoma Which of the following is most likely cause?

Back 51

Epstein Barr Virus (EBV)