BIO 377 CARLA #17

Card Set Information

Author:
tames38
ID:
289772
Filename:
BIO 377 CARLA #17
Updated:
2014-11-22 13:49:34
Tags:
BIO 377 CARLA 17 Exam3
Folders:
science,medical physiology
Description:
CARLA #17 for BIO 377 at UMaine (Fall 2014). This set pertains to Exam 3.
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user tames38 on FreezingBlue Flashcards. What would you like to do?


  1. The ________ requires a steady supply of glucose, which is why blood glucose concentration must be maintained between meals.
    brain
  2. How are carbohydrates, proteins, and lipids, respectively, transported in the bloodstream?




    Original question text: "Which of the following best illustrates the form in which carbohydrates, proteins, and lipids, respectively, are transported in the bloodstream?"
    glucose, amino acids, and lipoproteins
  3. When amino acids are used for energy, they must be deaminated. In the process, ________ is produced, and eventually eliminated from the body in the form of ________.
    ammonia; urea
  4. _______ provide an energy storage that is used primarily in times of starvation and are not metabolized by nervous tissue.
    proteins
  5. In order to maintain a positive energy balance, the body must ________.
    consume more energy than it expends
  6. In order to lose weight, a person must be _______.
    in a state of negative energy balance
  7. While a person is in the absorptive state, energy ________.
    • input exceeds output
    • is stored in macromolecules
  8. During the absorptive state, the primary energy source for most of the body cells is ________.
    glucose recently absorbed into the bloodstream
  9. Which cell type stores the majority of the body's glycogen?
    skeletal muscle
  10. Any excess glucose in the liver that is not required for energy and not stored as glycogen will ________.
    be converted into fatty acids
  11. Which tissue/organ packages triglycerides into very low density lipoproteins (VLDLs)?
    liver
  12. Most energy stores for the body are in the form of _______ and stored in _______.
    triglycerides; adipose tissue
  13. What is true of the absorptive state (compared to the postabsorptive state)?




    Original question text: "Which of the following is true of the absorptive state (compared to the postabsorptive state)?"
    • Insulin levels are high.
    • Most body cells utilize glucose for energy.
    • Glycogenesis is increased.
  14. Which of the following statements about the liver is true?

    A) Gluconeogenesis occurs during the absorptive state.
    B) Ketones are produced during fatty acid metabolism.
    C) A and C
    D) Most of the glycogen stores of the body are found here.
    e) all of the above
    B) Ketones are produced during fatty acid metabolism.
    (this multiple choice question has been scrambled)
  15. In the postabsorptive state, most cells use _______ for energy.
    lipids
  16. Glucose sparing refers to _____.


    Hint: stimulation of...
    stimulation of cells to utilize fatty acids for energy instead of glucose
  17. The glycogen that is stored in skeletal muscle cells _______.
    can only be used by that skeletal muscle cell
  18. Glycogen from _______ is required for the maintenance of blood glucose.
    liver
  19. Several hour into the postabsorptive period, the liver ensures an adequate supply of energy substrate to the brain by _________.
    converting fatty acids to ketone bodies
  20. The metabolic adjustments that occur in the body during the switch from postabsorptive to absorptive state are largely triggered by increases in ________ concentration.
    insulin
  21. Insulin is secreted by the ______ cells of the pancreas and stimulates ________.
    beta; anabolism
  22. Which of the following is NOT an action of insulin?

    A) synthesis of fatty acids in liver
    B) synthesis of fatty acids in skeletal muscle
    C) synthesis of glycogen in the liver
    D) synthesis of proteins in most cells
    E) synthesis of glycogen in skeletal muscle
    B) synthesis of fatty acids in skeletal muscle
    (this multiple choice question has been scrambled)
  23. The metabolic adjustments that occur in the body during the switch from absorptive to postabsorptive state are largely triggered by increases in _________ concentration.
    glucagon
  24. Glucagon is secreted from ________ cells of the pancreas and stimulates ________.
    alpha; catabolism
  25. During the postabsorptive state, ________.


    Hint: What happens in regards to blood levels of insulin and glucagon?
    blood levels of insulin decrease, whereas blood levels of glucagon increase
  26. Name two events that would cause an increase of blood glucose levels.


    Hint: Increases of which other blood chemical(s)?



    Original question text: "Which of the following increases blood glucose levels?"
    increases in glucagon and increases in epinephrine
  27. The release of glucagon during the absorptive state by certain amino acids in a high-protein meal would facilitate the _____________.


    Hint: Maintenance of which blood chemical in what event?
    maintenance of blood glucose in a low-glucose meal
  28. What organ secretes insulin-like growth factors into the bloodstream?
    liver
  29. Name one thing that would NOT enhance the release of growth hormone.



    Original question text: "Which of the following does NOT enhance the release of growth hormone?"
    increased plasma glucose
  30. The remodeling of bone requires _________ in order to deposit bone.
    osteoblasts
  31. A(n) ______ is surrounded by calcified bone and secretes matrix to support bone.
    osteocyte
  32. Increases in cAMP in thyroid follicular cells causes a(n) _________.


    Hint: ________ in secretion of ________
    increase in secretion of thyroid hormones
  33. Cortisol belongs to a general class of hormones called ________.
    glucocorticoids
  34. What is the primary hormone mediating the stress response (or general adaptation syndrome)?
    cortisol
  35. Which of the following is NOT a characteristic of Cushing's syndrome?

    A) hypoglycemia
    B) deposition of fat in the face
    C) deposition of fat in the abdomen
    D) bruise easily
    E) protein depletion (wasting)
    A) hypoglycemia
    (this multiple choice question has been scrambled)
  36. Which hormones increase blood glucose levels?




    Original question text: "Which of the following hormones increase blood glucose levels?"
    • glucagon
    • epinephrine
    • growth hormone
  37. Addison's disease is associated with a(n) __________.


    Hint: Increase/decrease in what hormone (and when, if applicable)?
    decrease in cortisol
  38. Acromegaly is associated with a(n) ___________.



    Hint: Increase/decrease in what hormone (and when, if applicable)?
    increase in growth hormone in adults
  39. Diabetes mellitus can be caused by a(n) ________.


    Hint: Increase/decrease in what hormone (and when, if applicable)?
    decrease in insulin
  40. _________ is the most dense form of energy storage (i.e., contains the most calories per gram).
    fat

What would you like to do?

Home > Flashcards > Print Preview