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Thread: Endocrine q4 N*

  1. #1
    Roxanita is offline Senior Member
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    Endocrine q4 N*

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    The concentration of sodium Na+ in the blood is affected by a hormone? secreted by cells in which zone in the photomicrograph? Name it:


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    Asclepius1's Avatar
    Asclepius1 is offline Ultimate Member 537 points
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    My guess is zona glomerulosa which secretes aldosterone.

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    enlightenedMD2B is offline Junior Member
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    aldosterone.. zona glomerulosa
    GFR
    Glomerulosa-Aldosterone
    Fasiculata- cortisol
    Reticularis- DHEA and A sex hormones
    before you criticize someone .. walk a mile in their shoes... that way you wil be a mile away ... and you will have their shoes. Hidden Content

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    Aldosterone.....................zona glomerulosa
    Rahat

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    OLM
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    agree

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    OLM
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    I don't need the picture to get my answer.

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    but

    but they will ask you to point at the layer in the picture that's why the picture is useful to remember the location and names of the layers of the adrenal gland.

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    Priya2025 is offline Junior Member 510 points
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    q

    The aqua blue is the capsule , inferior to that the sphere shaped area is the Z.G. The parallel cord inferior to the ZG is the ZF, I dont think the Z.R. is shown.
    Good q Roxanita!!

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    Asclepius1's Avatar
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    Thank mj for the explanation. I think this is a very good usmle question

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    Roxanita is offline Senior Member
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    pic

    ADRENAL GLAND histology:

    1) CAPSULE: nothing


    2) CORTEX: (originate from MESODERM)

    - Zona Glomerulosa: Mineralocorticoids

    - Zona Fasciculata: Cortisol:Glucocorticoids

    - Zona Reticularis: Gonadocorticoids


    3) MEDULLA: (originate from ECTODERM)
    - Adrenal Medulla: Chromafin cells --> Epinephrin and NE


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