système endocrinien Flashcards

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1
Q

communication intercell

A
  1. endocrine
  2. paracrine
  3. autocrine
  4. synaptique
  5. neuroendocrine
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2
Q

endocrine

A

molécules sécrétées dans circulation sanguine et vont dans toutes cellules cibles

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3
Q

paracrine

A

molécules diffusent LOCALEMENT dans cellules voisines

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4
Q

autocrine

A

molécules diffusent localement dans MÊME cellule

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5
Q

synaptique

A

neurotrans à travers synapses et déclenchent cellules des tissues cibles

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6
Q

neuroendocrine

A

neurohormones dans circulation sanguine – réponses dans corps

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7
Q

hormones solubles

A

liposolubles
hydrosolubles

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8
Q

liposolubles

A

hormones sexuelles + surrénales (stéroïdes)
T4 (amine)

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9
Q

hydrosoluble

A

protéines
peptides
amines (sauf T4)

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10
Q

liposol processus

A

diffusion simple
avec protéine de transport dans vs
diffusion simple dans cellule
récepteur dans noyau/cytoplasme

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11
Q

hydrosol processus

A

exocytsoe dans sang toute seule
dans cellule par récepteur interposé

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12
Q

types de stimuli

A

hormonaux
humoraux
nerveux

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13
Q

hormonaux

A

glandes endocrines réagissent à autres homrones

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14
Q

humoraux

A

variation taux sanguins de ions et nutriments

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15
Q

nerveux

A

SNPS (sécrétion adrénaline par médulla surrénale)

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