Patho NAT 503 Module 10 Exam With
Correct Solution
Most carbon dioxide is transported in the bloodstream as
A. carboxyhemoglobin.
B. bicarbonate ion.
C. dissolved carbon dioxide.
D. carbonic acid. - ANSWER B. bicarbonate ion.
Red blood cells differ from other cell types in the body, because they
A. contain cytoplasmic proteins.
B. have no cytoplasmic organelles.
C. have a longer life span.
D. contain glycolytic enzymes. - ANSWER B. have no cytoplasmic organelles.
Which characteristic is indicative of hemolytic anemia?
A. Increased total iron-binding capacity
B. Increased heart rate
C. Hypovolemia
D. Jaundice - ANSWER D. Jaundice
Regarding iron-deficiency anemia, what laboratory features are typically decreased?
(Select all that apply.)
A. MCV
B. MCH
C. MCHC
D. WBC
E. Thrombocytes - ANSWER A. MCV
B. MCH
,C. MCHC
Red blood cells obtain nearly all their energy from metabolism of
A. glucose.
B. fats.
C. proteins.
D. acetyl coenzyme A. - ANSWER A. glucose.
The primary source of erythropoietin is provided by the
A. bone marrow.
B. kidney.
C. lung.
D. liver. - ANSWER B. kidney.
Patients who experience anemic episodes when exposed to certain drugs most likely
have
A. thalassemia.
B. spherocytosis.
C. sickle cell anemia.
D. glucose-6-phosphate dehydrogenase deficiency. - ANSWER D. glucose-6-phosphate
dehydrogenase deficiency.
An increase in hemoglobin affinity for oxygen occurs with
A. hyperthermia.
B. shift to the right.
C. elevated PCO2.
D. shift to the left. - ANSWER D. shift to the left.
Which involves bleeding associated with vascular or platelet defects? (Select all that
apply.)
A. Bleeding that occurs immediately after trauma
B. Bleeding that involves skin or mucous membranes
C. Bleeding that is brief in duration
, D. Bleeding that is delayed
E. Bleeding into muscles or joints - ANSWER A. Bleeding that occurs immediately after
trauma
B. Bleeding that involves skin or mucous membranes
C. Bleeding that is brief in duration
A newborn has melena, bleeding from the umbilicus, and hematuria. The newborn most
likely experiencing
A. vitamin K deficiency bleeding.
B. acquired vitamin K deficiency.
C. von Willebrand disease.
D. disseminated intravascular coagulation. - ANSWER A. vitamin K deficiency bleeding.
A cause of thrombocytopenia includes
A. hypoxemia.
B. reduced erythropoietin.
C. chemotherapy.
D. secondary polycythemia. - ANSWER C. chemotherapy.
What is involved in the release of plasminogen activators? (Select all that apply.)
A. Factor X
B. Factor XII
C. HMWK
D. Kallikrein
E. Thrombin - ANSWER B. Factor XII
C. HMWK
D. Kallikrein
E. Thrombin
A 3-year-old boy who exhibits prolonged bleeding after minor trauma and a prolonged
aPTT, but a normal platelet count, is likely to be diagnosed with
A. hemophilia.
Correct Solution
Most carbon dioxide is transported in the bloodstream as
A. carboxyhemoglobin.
B. bicarbonate ion.
C. dissolved carbon dioxide.
D. carbonic acid. - ANSWER B. bicarbonate ion.
Red blood cells differ from other cell types in the body, because they
A. contain cytoplasmic proteins.
B. have no cytoplasmic organelles.
C. have a longer life span.
D. contain glycolytic enzymes. - ANSWER B. have no cytoplasmic organelles.
Which characteristic is indicative of hemolytic anemia?
A. Increased total iron-binding capacity
B. Increased heart rate
C. Hypovolemia
D. Jaundice - ANSWER D. Jaundice
Regarding iron-deficiency anemia, what laboratory features are typically decreased?
(Select all that apply.)
A. MCV
B. MCH
C. MCHC
D. WBC
E. Thrombocytes - ANSWER A. MCV
B. MCH
,C. MCHC
Red blood cells obtain nearly all their energy from metabolism of
A. glucose.
B. fats.
C. proteins.
D. acetyl coenzyme A. - ANSWER A. glucose.
The primary source of erythropoietin is provided by the
A. bone marrow.
B. kidney.
C. lung.
D. liver. - ANSWER B. kidney.
Patients who experience anemic episodes when exposed to certain drugs most likely
have
A. thalassemia.
B. spherocytosis.
C. sickle cell anemia.
D. glucose-6-phosphate dehydrogenase deficiency. - ANSWER D. glucose-6-phosphate
dehydrogenase deficiency.
An increase in hemoglobin affinity for oxygen occurs with
A. hyperthermia.
B. shift to the right.
C. elevated PCO2.
D. shift to the left. - ANSWER D. shift to the left.
Which involves bleeding associated with vascular or platelet defects? (Select all that
apply.)
A. Bleeding that occurs immediately after trauma
B. Bleeding that involves skin or mucous membranes
C. Bleeding that is brief in duration
, D. Bleeding that is delayed
E. Bleeding into muscles or joints - ANSWER A. Bleeding that occurs immediately after
trauma
B. Bleeding that involves skin or mucous membranes
C. Bleeding that is brief in duration
A newborn has melena, bleeding from the umbilicus, and hematuria. The newborn most
likely experiencing
A. vitamin K deficiency bleeding.
B. acquired vitamin K deficiency.
C. von Willebrand disease.
D. disseminated intravascular coagulation. - ANSWER A. vitamin K deficiency bleeding.
A cause of thrombocytopenia includes
A. hypoxemia.
B. reduced erythropoietin.
C. chemotherapy.
D. secondary polycythemia. - ANSWER C. chemotherapy.
What is involved in the release of plasminogen activators? (Select all that apply.)
A. Factor X
B. Factor XII
C. HMWK
D. Kallikrein
E. Thrombin - ANSWER B. Factor XII
C. HMWK
D. Kallikrein
E. Thrombin
A 3-year-old boy who exhibits prolonged bleeding after minor trauma and a prolonged
aPTT, but a normal platelet count, is likely to be diagnosed with
A. hemophilia.
