MCQ
GnRh stimulates ____$A$____to produce/release ____$B$____
  • A
    $A$-Pituitary, $B$- Growth Hormone
  • $A$- Pituitary,$B$-Gonadotropins
  • C
    $A$-Testis $B$-Testosterone
  • D
    $A$- Hypothalamus $B$- Oxytocin

Answer

Correct option: B.
$A$- Pituitary,$B$-Gonadotropins
b
GnRH (Gonadotropin Releasing Hormone) from hypothalamus stimulates the pituitary synthesis and release of gonadotropins.

On the other hand somatostatin from hypothalamus inhibits the release of growth hormone from pituitary

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$\begin{array}{|p{0.3\linewidth}|p{0.6\linewidth}|} \hline Column\,\,-I  & Column\,\,-II   \\ \hline (1)\,\,Oxytocin  & (p)\,\,Stimulates\,\,the\,\,secretion\,\,of\,\,thyroid\,\,hormone \\ \hline (2)\,\,Vasopressin  & (q)\,\,Act\,\,on\,\,the\,\,smooth\,\,muscles  \\ \hline (3)\,\,FSH\,\,\,\&\,\,androgens & (r)\,\,Stimulates\,\,resorption\,\,of\,\,water  \\ \hline (4)\,\,TSH  & (s)\,\,Regulate\,\,spermatogenesis  \\ \hline \end{array}$

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$I$.Calcitonin regulates the metabolism of calcium.    $II$. Oxytocin stimulates contraction of uterine muscles during birth.    $III$. Grave's disease is caused by malfunctioning of adrenal gland.    $IV$. $ADH$ stimulates absorption of water and increase the urine production.

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