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Ap II Exam 1 Chapter 18,19, And 20

25 Questions
AP Quizzes & Trivia
Questions and Answers
  • 1. 
    Blood does not
    • A. 

      Transport a variety of nutrients

    • B. 

      Help to stabilize the pH of extracellular fluids.

    • C. 

      Participate in the initiation of blood clotting.

    • D. 

      Produce plasma hormones.

    • E. 

      Help to regulate body temperature.

  • 2. 
    The buffy coat does not contain 
    • A. 

      Lymphocytes

    • B. 

      Granulocytes

    • C. 

      Erythrocytes

    • D. 

      Agranulocytes

    • E. 

      Platelets

  • 3. 
    The hematocrit is _____ of the total blood volume
    • A. 

      Less than 1%

    • B. 

      47% to 63% 47% to 63%

    • C. 

      25% to 37%

    • D. 

      42% to 45%

    • E. 

      37% to 52%

  • 4. 
    _____ is not found in plasma
    • A. 

      Glycogen

    • B. 

      Fibrinogen

    • C. 

      Glucose

    • D. 

      Urea

    • E. 

      Albumin

  • 5. 
    ____ is a protein not commonly found in plasma
    • A. 

      Albumin

    • B. 

      Hemoglobin

    • C. 

      Transferrin

    • D. 

      Prothrombin

    • E. 

      Fibrinogen

  • 6. 
    ____ would not decrease colloid osmotic pressure (COP) in blood
    • A. 

      Severe liver failure

    • B. 

      A diet predominantly based on red meat

    • C. 

      Starvation

    • D. 

      An extremely low-protein diet

    • E. 

      Hypoproteinemia

  • 7. 
    ____ is the most abundant protein in plasma
    • A. 

      Insulin

    • B. 

      Creatine

    • C. 

      Bilirubin

    • D. 

      Albumin

    • E. 

      Creatinine

  • 8. 
    Serum is essentially identical to plasma except for the absence of __________. 
    • A. 

      Fibrinogen

    • B. 

      Nitrogenous wastes

    • C. 

      Platelets

    • D. 

      Glucose

    • E. 

      Albumin

  • 9. 
    Tissues can become edematous (swollen) when  
    • A. 

      Colloid osmotic pressure (COP) is high.

    • B. 

      There is hyperproteinemia.

    • C. 

      The concentration of sodium and proteins in blood is high

    • D. 

      Hematocrit is high.

    • E. 

      There is a dietary protein deficiency.

  • 10. 
    Myeloid hemopoiesis in adults happens in the    
       
    • A. 

      Thymus

    • B. 

      Spleen

    • C. 

      Red bone marrow

    • D. 

      Yellow bone marrow

    • E. 

      Liver

  • 11. 
    The viscosity of blood is due more to _____________ than to any other factor.      
     
     
       
    • A. 

      Fibrin

    • B. 

      Albumin

    • C. 

      Sodium

    • D. 

      Erythrocytes

    • E. 

      Nitrogenous wastes

  • 12. 
    Erythrocytes transport oxygen and  
    • A. 

      Defend the body against pathogens.

    • B. 

      Initiate blood clotting.

    • C. 

      Regulate erythropoiesis

    • D. 

      Transport nutrients.

    • E. 

      Transport some carbon dioxide.

  • 13. 
    Most oxygen is transported bound to 
    • A. 

      The plasma membrane of erythrocytes.

    • B. 

      Alpha chains in hemoglobin.

    • C. 

      Beta chains in hemoglobin.

    • D. 

      Delta chains in hemoglobin.

    • E. 

      Heme groups in hemoglobin.

  • 14. 
    If all the molecules of hemoglobin contained in RBCs were free in the plasma,
    • A. 

      It would considerably increase blood oxygen carrying capacity.

    • B. 

      It would facilitate delivery of oxygen into tissues supplit would facilitate delivery of oxygen into tissues supplied by small capillaries.

    • C. 

      It would facilitate oxygen diffusion into cells distant from blood capillaries.

    • D. 

      It would significantly increase blood osmolarity

    • E. 

      It would drastically increase osmotic colloid pressure

  • 15. 
    An increased erythropoietin (EPO) output by the kidneys would lead to all of the following except  
    • A. 

      Increased hypoxemia

    • B. 

      Increased blood osmolarity

    • C. 

      Increased RBC production

    • D. 

      Increased blood viscosity

    • E. 

      Increased hematocrit

  • 16. 
    Many RBCs die in the  
    • A. 

      Stomach and small intestine

    • B. 

      Spleen and liver

    • C. 

      Red bone marrow

    • D. 

      Lymph nodes and thymus

    • E. 

      Stomach and liver

  • 17. 
    All these can lead to polycythemia except 
    • A. 

      Cancer of the erythropoietic line of the red bone marrow.

    • B. 

      Iron deficiency

    • C. 

      Dehydration

    • D. 

      Emphysema

    • E. 

      Excessive aerobic exercise

  • 18. 
    ______________ is more likely to cause anemia than any of the other factors below. 
    • A. 

      High altitude

    • B. 

      Air pollution other than by carbon monoxide

    • C. 

      Renal disease

    • D. 

      Smoking

    • E. 

      Any factor that creates a state of hypoxemia

  • 19. 
    Anemia has these potential consequences except 
    • A. 

      Blood viscosity is increased

    • B. 

      The individual is lethargic

    • C. 

      Blood osmolarity is reduced

    • D. 

      Blood resistance to flow is reduced

    • E. 

      More fluid transfers from the bloodstream to the intercellular spaces.

  • 20. 
    What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?  
    • A. 

      Biliverdin

    • B. 

      Bilirubin

    • C. 

      Globin

    • D. 

      Heme

    • E. 

      Iron

  • 21. 
    Correction of hypoxemia is regulated by 
    • A. 

      A self-amplifying mechanism

    • B. 

      An enzymatic amplification

    • C. 

      A positive feedback loop.

    • D. 

      A negative feedback loop.

    • E. 

      A cascade effect

  • 22. 
    A deficiency of _____________ can cause pernicious anemia. 
    • A. 

      Vitamin C

    • B. 

      Iron

    • C. 

      Vitamin B12

    • D. 

      EPO secretion

    • E. 

      Folic acid

  • 23. 
    Sickle-cell disease is not 
    • A. 

      Caused by a recessive allele that modifies the structure of hemoglobin

    • B. 

      A hereditary hemoglobin defect.

    • C. 

      Advantageous to protect carriers against malaria

    • D. 

      A cause of malaria

    • E. 

      A cause of amenia

  • 24. 
    The ABO blood group is determined by _____________ in the plasma membrane of RBCs. 
    • A. 

      Glycolipids

    • B. 

      Glycoproteins

    • C. 

      Antibodies

    • D. 

      Antigen-antibody complexes

    • E. 

      Agglutinins

  • 25. 
    Type A blood can safely donate RBCs to _____________ and can receive RBCs of type ___________.  
    • A. 

      O; AB

    • B. 

      AB; O

    • C. 

      A; B

    • D. 

      B; A

    • E. 

      O; O