Q ? Need the right answer% Part 1

Discussion in 'NBDE Exams & Licensure Exams' started by krasnodar, Dec 5, 2008.

  1. krasnodar

    krasnodar Junior Member
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    1.A pacient bites down rapidly on unexpected hard surface while chewing.. this result in a cessation of motor unit in jaw closing muscles by causing stimulation :

    1 Muscle spindles
    2 Jaw-opining muscles
    3 Peredontal mechanoreceptor

    2 Glucose can be made from each of the following substance ….EXEPT

    1 Lactate
    2 Fatty acids
    3 Glycerol
    4 Pyruvete
    5 Fructose

    3 Which of the following statement best describe strength of cardiac muscles contraction

    1 Decreased when extracellular Ca is increase
    2 Increased when extracellular Ca is increase

    4 The process requiring a membrane and nonpentrating solutes (e.g. protein) discribe as
    - Osmosis
    -Diffusion
    -Facillated diffusion


    5 Which of the following statement best describe GTP-binding protein (G protein )?

    -Are important component of steroid hormone signal trasnsduction
    -Are tightly bound to adenylate cyclase
    -Usually in activate protein kinas C
    -Are membrane protein


    6 Each of the following occur during prolong starvation Except :
    -Circulating T4 is converted to T3
    -Ketoasidosis develops progressively
    -Insulin level are depressed
    -Primary fuel is glycogen
     
  2. morphology

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    i am not sure about answers. if u have pls can u post?
     
  3. gaya

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    1.A pacient bites down rapidly on unexpected hard surface while chewing.. this result in a cessation of motor unit in jaw closing muscles by causing stimulation :

    1 Muscle spindles
    2 Jaw-opining muscles ----
    3 Peredontal mechanoreceptor answer
     
  4. eleminopee

    eleminopee I've got 2 infractions!
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    there
     
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  5. gaya

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    1.solution A has a pH of 7.0 and solution B has a ph of 6.0.both solutions are of equal volume .which of the following statements about solutions A and B is most accurate?
    1.A has 1/10 as many hydrogen ions as B
    2.A has 10 times more hydrogen ions than B
    3.A has 7/6 of the hydrogen ion concentrations of B
    4.A has 6/7 of the hydrogen ion concntration of B
     
  6. gaya

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    Atropine prevents the secretion of saliva resulting from stimulation of the chorda tympani because it ?
    a.denatures the salivagland preteins
    b.prevents the action of acetylcholine on the secreting cells
    c.prevents release of acetylcholine by parasymphatic postganglionic fibers
    d.prevents release of acetylcholine by symphatic postganglianic fibers
    e.prevents release of acetlycholine in automatic ganglia
     
  7. elra

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    I think the answer is c.
     
  8. elra

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    Ans. 1
     
  9. gaya

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    thank u
     
  10. elra

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    You are welcome!
     

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