AP et fonction cardio Flashcards

1
Q

FC

A

augmente proportionnellement à intensité puis plafond = SV2

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2
Q

facteurs VES

A

Volume sang veineux retourné au cœur
Distensibilité ventriculaire
Contractilité ventriculaire
Pression des artères aortiques ou pulmonaires

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3
Q

Dq

A

FC * VES

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4
Q

valeures Dq

A

au repos : 5L/min
< 20 L/min sédentaires
> 40 L/min pr athèltes d’endurance

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5
Q

TA

A

PAS augmente proportionnellement à intensité

PAD : ne change pas

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6
Q

valeures TA

A

120 mmHg au repos
200 mmHg exrcice soutenu
max = 240-250 pr athlètes

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7
Q

FS

A

augmente par augmentation DC +press sanguine

apport sg ++ ds muscles

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8
Q

teneur en O2

A

20 mL pr sg artériel
14 mL pr sg veineux
effort : augmentation artériel et diminution veineux

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9
Q

motif sg à effort

A

déshydrations + hémoconcentration

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10
Q

maladies cardio :

A

lésions athéromateuses ==> ds réseaux coronaires / cérébraux / MI

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11
Q

valeurs hypertension artérielle

A

PAS > 40 mmHg

ou PAD > 90 mmHg

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12
Q

score d’agatson

A
0 = pas de calcig=fications 
100-300 = treès calcifié 
>= 300 = calcifications très élevées
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13
Q

Age vasculaire

A

épaisseur média et intima au nv des carotides

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14
Q

max bénéfice AP

A

30 min par séance act modéré

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