Catecholamines:
Aadrenaline is formed from
methylation of
noradrenaline in plasma
Bplasma levels of
noradrenaline increased by
50-100% upon rising from
supine to standing position
CAll of the circulating
dopamine is produced by
adrenal medulla
DAll catecholamines are
excreted as VMA in urine
Aadrenaline is formed from
noradrenaline in plasma
Bplasma levels of
50-100% upon rising from
supine to standing position
CAll of the circulating
adrenal medulla
DAll catecholamines are