Physiology Quiz 1-3 For Final Review

33 Questions | Total Attempts: 36

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Physiology Quiz 1-3 For Final Review

To study for Physiology. . Duhh


Questions and Answers
  • 1. 
    The smallest living units capable of carrying out their own basic life functions are called?
    • A. 

      Organs

    • B. 

      Cells

    • C. 

      Organ system

    • D. 

      I like pizza

  • 2. 
    Organs of the body are defined as
    • A. 

      Two or more tissues combined to form a structure that allows each tissue to function independently.

    • B. 

      A combination of two or more tissues that make up a structure which performs a specific function.

    • C. 

      Bonus POINT X 100000!

  • 3. 
    What type of molecule is shown in the Figure below?
    • A. 

      Disaccharide

    • B. 

      MonoSacharide

    • C. 

      Cellulose

    • D. 

      Jeiel is awesome just saying

  • 4. 
    What is a negative feedback?
    • A. 

      A decrease in function in response to a stimulus. For example, the secretion of follicle-stimulating hormone decreases as the amount of circulating estrogen increases.

    • B. 

      An increase in function in response to a stimulus. For example, the secretion of follicle-stimulating hormone increases as the amount of circulating estrogen increases.

    • C. 

      Homeostasis

    • D. 

      Osmolarity

  • 5. 
    _________ are molecules that are composed of one or more phosphate groups, a 5-carbon sugar and a nitrogenous base.
  • 6. 
    ________ is a polysaccharide found in animal cells,
  • 7. 
    ________ is a polysaccharide found in plants
  • 8. 
    ________ are molecules that form the bilayer of cell membranes and micelles.
  • 9. 
    _Biomolecules are made up mostly of Carbon, Hydrogen, Nitrogen, and Oxygen
    • A. 

      True

    • B. 

      False

  • 10. 
    __Alpha-helixes and β-pleated sheets are examples of quaternary structures of a protein
    • A. 

      True

    • B. 

      False

  • 11. 
    Total body water is composed of ________.
    • A. 

      Intracellular and extracellular fluid

    • B. 

      Intracellular and interstitial fluid

    • C. 

      I like pancakes

  • 12. 
    Which of the following pairs of characteristics is more likely to make a substance diffuse through the cell membrane?
    • A. 

      small, non-polar molecule

    • B. 

      Large, polar molecule

  • 13. 
    Define positive feedback
    • A. 

      An increase in function in response to a stimulus. For example, micturition increases after the flow of urine has started, and the uterus contracts more frequently and with greater strength after it has begun to contract in labor.

    • B. 

      Bonus points x 1million multiplier!

  • 14. 
    _Biomolecules are made up mostly of Carbon, Hydrogen, Magnesium, and Oxygen
    • A. 

      True

    • B. 

      False

  • 15. 
    ___Not all proteins have quaternary structure
    • A. 

      True

    • B. 

      False

  • 16. 
    The molecule on top is a?
    • A. 

      Triglyceride

    • B. 

      Fatty Acid Fatty Acid

    • C. 

      Carbohydrate

    • D. 

      Obama

  • 17. 
    _Protein and Lipids can be broken down and used in energy metabolism starting with glycolysis.
    • A. 

      True

    • B. 

      False

  • 18. 
    All molecules that are in two solutions separated by a semi-permeable membrane will have an electrochemical gradient.
    • A. 

      True

    • B. 

      False

  • 19. 
    Occurs in the cytoplasm only and produces 2ATP/Glucose
    • A. 

      Krebs Cycle

    • B. 

      Linking Step

    • C. 

      Blarghh

    • D. 

      Glycolysis

  • 20. 
    Produces the most ATP
    • A. 

      Oxidative Phosphorylation

    • B. 

      Kreb's Cycle

    • C. 

      You can do this!

  • 21. 
    Can run in the absence of oxygen
    • A. 

      Glycolysis

    • B. 

      Superman duh..

  • 22. 
    Starts with Acetyl-CoA and produces some CO2 and ATP and NADH
    • A. 

      Kreb's Cycle

    • B. 

      My name is Batman

  • 23. 
    A small, non-polar molecule crosses a membrane up its concentration gradient. This is an example of:
    • A. 

      Simple Passive Diffusion

    • B. 

      Active Transport

    • C. 

      Some guy climbing the stairs

  • 24. 
    What does flux describe?
    • A. 

      Rate at which a substance crosses the plasma membrane

    • B. 

      Rate of transport

    • C. 

      Number of molecules that cross the membrane per given time (mole/s)

    • D. 

      All options are correct therefore I hereby choose this answer because by clicking this answer I then agree to choose the rest of the other answers with the click of a button.

  • 25. 
    This graph shows
    • A. 

      Facilitated Diffusion

    • B. 

      Active Transport

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