Généralités Flashcards

1
Q

Parathormone: MA, organes concernés

A

. OS

. Reins

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2
Q

Parathormone: MA sur les os

A

. OS:

. stimule la résorption osseuse -> hausse calcémie et phosphorémie

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3
Q

Parathormone: MA sur les reins

A

. Reins:

. stimule réabsorption du calcium au niveau distale + excrétion proximale de phosphore

. favorise la conversion de la 25-(OH)-vitamine en sa forme active -> qui ira agir au tube digestif

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4
Q

Parathormone: effets

A

. hypercalcémiante

. hypophosphorémiante

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5
Q

Parathormone: infos

A

. la PTH est bien hypo-calciuriante, mais, dans l’hyperparathyroidie -> on a une hypercalciurie

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6
Q

Vitamine D: MA

A

. augmente l’absorption intestinal du calcium + phosphore

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7
Q

Vitamine D: effets

A

. hypercalcémiante

. hyperphosphorémiante

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8
Q

Calcitonine: MA

A

. augmente la fixation du calcium sur l’os

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9
Q

Calcitonine: Effet

A

. hypocalcémiante

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