A & P II Final Exam From Test #4

10 Questions  I  By Javanhove
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  • 1. 
    Which of the following hormones is important in the regulation of sodium ion concentrations in the extracellular fluid?
    • A. 

      Antidiuretic hormone

    • B. 

      Erythropoietin

    • C. 

      Aldosterone

    • D. 

      Renin


  • 2. 
    Respiratory acidosis can occur when ______________.
    • A. 

      A person consumes excessive amounts of antacids

    • B. 

      A person's breathing is shallow due to obstruction

    • C. 

      A runner has completed a very long race

    • D. 

      The kidneys secrete hydrogen ions


  • 3. 
    The major reason older adults should monitor their intake of fluids is the ___________.
    • A. 

      Older people suffer deceased levels of antidiuretic hormone

    • B. 

      Older people do not exercise, so fluids do not move from compartment to compartment easily

    • C. 

      Total body water decreases with age, and restoration of homeostasis is slower

    • D. 

      Most older people do not eat the proper foods


  • 4. 
    Edema may result from _______________.
    • A. 

      Hyperproteinemia

    • B. 

      Hindering the flow of water out of the capillaries

    • C. 

      Decreased blood hydrostatic pressure

    • D. 

      Lymphatic blockage


  • 5. 
    A falling blood pH and a rising partial pressure of carbon dioxide due to pneumonia or emphysema indicates ________________.
    • A. 

      Respiratory acidosis

    • B. 

      Respiratory alkalosis

    • C. 

      Metabolic acidosis

    • D. 

      Metabolic alkalosis


  • 6. 
    Two alleles expressing exactly the same information for a trait are designated as __________.
    • A. 

      Hemizygous

    • B. 

      Monogamous

    • C. 

      Heterozygous

    • D. 

      Homozygous


  • 7. 
    Recessive genes are usually expressed in humans only when _______________.
    • A. 

      They are coded for skin color

    • B. 

      They are coding for genetic diseases

    • C. 

      The organism is in the embryonic stage

    • D. 

      Both alleles are exactly the same, or homozygous


  • 8. 
    The female infant is born with several hundred oocytes, each on genetically unique.  This is due to ____________.
    • A. 

      Mutation

    • B. 

      Recessive inheritance

    • C. 

      Chromosome deletion

    • D. 

      Independent associate and random crossover


  • 9. 
    Sex chromosomes of a normal male are ____________.
    • A. 

      XX

    • B. 

      YY

    • C. 

      XY

    • D. 

      Any of these, depending on the father.


  • 10. 
    The diploid genome contains chromosomes from ________________.
    • A. 

      The father only

    • B. 

      The mother only

    • C. 

      One parent, which synthesizes the other

    • D. 

      Both the mother and the father


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