Physiology Quiz Questions! Trivia

43 Questions | Total Attempts: 215

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Physiology Quizzes & Trivia

The cells are the building blocks of the human body, and they are over a trillion in number inside the body. Every organ within the body has specific functions that it needs to achieve. Below is a quiz that is designed to test your general knowledge in physiology. Give it a shot and see just how attentive you have been in class.


Questions and Answers
  • 1. 
    The primary function of the kidneys involves regulating the ________ and the ________ of plasma and interstitial fluid.  
    • A. 

      Volume : temperature

    • B. 

      Volume : composition

    • C. 

      Temperature : composition

    • D. 

      Pressure : volume

    • E. 

      Temperature : osmolarity

  • 2. 
    If the plasma colloid osmotic pressure decreases while the glomerular capillary blood pressure and the Bowman’s capsule hydrostatic pressure stays the same the net filtration pressure will _____ leading to ______ fluid being filtered.  
    • A. 

      Increase : less

    • B. 

      Increase : more

    • C. 

      Decrease : less

    • D. 

      Decrease : more

  • 3. 
    Excretion: 
    • A. 

      Is the movement of a substance from glomerular capillary blood into the tubular lumen.

    • B. 

      Is the movement of a substance from the peritubular capillary blood into the tubular lumen.

    • C. 

      Is the movement of a substance from the tubular lumen into the peritubular capilliary blood.

    • D. 

      Is everything that is filtered or secreted and not subsequently absorbed.

  • 4. 
    Secretion: 
    • A. 

      Is the movement of a substance from glomerular capillary blood into the tubular lumen.

    • B. 

      Is the movement of a substance from the peritubular capillary blood into the tubular lumen.

    • C. 

      Is the movement of a substance from the tubular lumen into the peritubular capilliary blood.

    • D. 

      Is everything that is filtered or secreted and not subsequently absorbed.

  • 5. 
    Filtration: 
    • A. 

      Is the movement of a substance from glomerular capillary blood into the tubular lumen.

    • B. 

      Is the movement of a substance from the peritubular capillary blood into the tubular lumen.

    • C. 

      Is the movement of a substance from the tubular lumen into the peritubular capilliary blood.

    • D. 

      Is everything that is filtered or secreted and not subsequently absorbed.

  • 6. 
    Reabsorption:
    • A. 

      Is the movement of a substance from glomerular capillary blood into the tubular lumen.

    • B. 

      Is the movement of a substance from the peritubular capillary blood into the tubular lumen.

    • C. 

      Is the movement of a substance from the tubular lumen into the peritubular capilliary blood.

    • D. 

      Is everything that is filtered or secreted and not subsequently absorbed.

  • 7. 
    Which of the following is TRUE concerning glucose reabsorption from the proximal tubule?  
    • A. 

      Glucose is never 100% reabsorbed.

    • B. 

      Glucose is actively transported across the apical membrane by cotransport with sodium.

    • C. 

      Glucose is actively transported across the basolatereal membrane by a glucose pump.

    • D. 

      Glucose reabsorption is passive.

    • E. 

      All of the above are true of glucose reabsorption

  • 8. 
    The loop of Henle in juxtamedullary nephrons sets up the vertical osmotic gradient found in the medulla of the kidney by allowing reabsorption of ______ only in the descending limb and reabsorption of _____ only in the ascending limb.  
    • A. 

      Sodium : water

    • B. 

      Potassium : water

    • C. 

      Sodium : potassium

    • D. 

      Water : sodium

    • E. 

      Calcium : potassium

  • 9. 
    Antidiuretic hormone (ADH) increases ______ reabsorption from the _____ .  
    • A. 

      Sodium : proximal tubules

    • B. 

      Water : proximal tubules

    • C. 

      Sodium : collecting duct

    • D. 

      Water : collecting duct

    • E. 

      Water : ascending limb of the loop of Henle

  • 10. 
    ______ is released from the adrenal cortex and causes and increase in _______ reabsorption and an increase in ______ secretion from the kidneys.  
    • A. 

      Rennin : sodium : potassium

    • B. 

      Aldosterone : potassium : calcium

    • C. 

      Antidiuretic hormone : water : sodium

    • D. 

      Rennin : potassium : calcium

    • E. 

      Aldosterone : sodium : potassium

  • 11. 
    ______ increases blood calcium levels by increasing calcium reabsorption from the nephrons while _______ decreases blood calcium levels by decreasing calcium reabsorption from the nephrons.  
    • A. 

      Calcitriol : calcitonin

    • B. 

      Parathyroid hormone : calcitonin

    • C. 

      Calcitonin : parathyroid hormone

    • D. 

      Parathyroid hormone : calcitriol

    • E. 

      Calcitriol : parathyroid hormone

  • 12. 
    Which of the following is the body’s first line of defense against changes in pH?
    • A. 

      Chemical buffer systems

    • B. 

      Renal compensation

    • C. 

      Immune compensation

    • D. 

      Respiratory compensation

    • E. 

      Central nervous system depression

  • 13. 
    Excessive vomiting can cause metabolic _____ due to increased _________.  
    • A. 

      Alkalosis : production of bicarbonate ions

    • B. 

      Acidosis :production of hydrogen ions

    • C. 

      Alkalosis : loss of hydrogen ions

    • D. 

      Acidosis : loss of bicarbonate ions

    • E. 

      Alkalosis : loss of phosphate ions

  • 14. 
    Which of the following is NOT an appropriate target for the immune system?  
    • A. 

      Pathogenic bacteria

    • B. 

      Body cell infected by a virus

    • C. 

      Intestinal parasite

    • D. 

      Inhaled dust mite feces

    • E. 

      Body cell that has become cancerous

  • 15. 
    The symptoms of inflammation, redness and swelling, are due to:  
    • A. 

      Capillaries in the area of the infection rupturing and spilling blood into the tissue.

    • B. 

      Capillaries in the area of the infection becoming more permeable and allowing more fluid to leave and enter the tissue.

    • C. 

      Blockage of the lymph vessels by the infecting agent.

    • D. 

      Capillaries in the area of the infection becoming less permeable and allowing less fluid to enter from the tissues.

    • E. 

      None of the above.

  • 16. 
    Which of the following parts of the innate or nonspecific immune system causes cells to produce virus blocking enzymes?  
    • A. 

      Complement system

    • B. 

      Interferon

    • C. 

      NK cells

    • D. 

      Histamine

    • E. 

      Inflammation

  • 17. 
    Which of the following parts of the innate or nonspecific immune system is present in the blood in an inactive form until it comes in contact with a bacteria bound with antibodies or the carbohydrate chains on a bacteria.
    • A. 

      Complement system

    • B. 

      Interferon

    • C. 

      NK cells

    • D. 

      Histamine

    • E. 

      Inflammation

  • 18. 
    A large, complex molecule that triggers a specific immune response against itself when it gains entry into the body is known as:  
    • A. 

      An interferon

    • B. 

      A complement

    • C. 

      An antibody

    • D. 

      An antigen

    • E. 

      An opsonin

  • 19. 
    When virgin B cells come in contact with an antigen they have a receptor for, they proliferate and differentiate into ________, which secrete the antibodies that attack the antigen and _______, which remain in the body and provide a quick response upon re-exposure to the same antigen.  
    • A. 

      Cytotoxic cells : helper cells

    • B. 

      Helper cells : cytotoxic cells

    • C. 

      Plasma cells : memory cells

    • D. 

      Memory cells : plasma cells

    • E. 

      Plasma cells : helper cells

  • 20. 
    Which of the following is NOT accomplished by antibodies?  
    • A. 

      Neutralization of bacterial toxins.

    • B. 

      Activation of the complement system.

    • C. 

      Direct destruction of foreign cells.

    • D. 

      Enhancement of phagocytosis.

    • E. 

      Stimulation of killer cells.

  • 21. 
    A secondary response to an invading microorganism is:  
    • A. 

      Launched by memory cells.

    • B. 

      Slower and weaker than the primary response.

    • C. 

      Faster, stronger and longer-lasting than the primary response.

    • D. 

      Both (a) and (b)

    • E. 

      Both (a) and (c)

  • 22. 
    Receptors on every T cell detect foreign antigens on cells of the body by their association with the ________ on the surface of the infected cells of the body.  
    • A. 

      Membrane attack complex

    • B. 

      CD4

    • C. 

      CD8

    • D. 

      Major histocompatibility (MHC) molecule

    • E. 

      Antibodies

  • 23. 
    Hay fever that occurs when people are exposed to pollen involves an excess release of IgE, which binds to ________ and causes them to ________.
    • A. 

      Mast cells : degranulate, releasing histamine

    • B. 

      Pollen : stimulate the release of histamine

    • C. 

      Macrophages : destroy the pollen whose by-products stimulate histamine release

    • D. 

      T helper cells : stimulate the proliferation of cytotoxic T cells

    • E. 

      Mast cells : stimulate the proliferation of cytotoxic T cells

  • 24. 
    Digestive secretions include:  
    • A. 

      Enzymes

    • B. 

      Bile

    • C. 

      Mucous

    • D. 

      Bicarbonate ions

    • E. 

      All of the above

  • 25. 
    Which of the following does NOT occur in the mouth?   
    • A. 

      Teeth tear and grind food.

    • B. 

      Saliva moistens and lubricates food.

    • C. 

      The tongue monitors the quality of the food.

    • D. 

      Protein digestion begins.

    • E. 

      The lips help procure and retain food.