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À quelle occasion la photo de Albert Einstein à été prise

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ANNALES MOD : Saturation artérielle en oxygène (SaO2)A - Représente la quantité d'hémoglobine saturée sur la quantité totale d'hémoglobineB - Diminue lorsque la température et la PCO2 augmentent et le pH diminueC - L'augmentation de la temp, augmente la PO2 et diminue le pHD - L'O2 se dissocie de l'Hémoglobine quand la temmpérature augmente, ainsi la saturation en O2 diminue et le pH augmenteE - La SaO2 est d'environ 50% dans les conditions physiologiques normales et quand la PO2 artérielle est d'environ 100mmHg

Q24A. Le VEMS ou coefficient de Tiffeneau est dans les conditions physiologiques normales d'au moins 80%. B. Est dépendante de l'espace mort anatomique qui participe aux échanges gazeux. C. La ventilation minute diminue avec l'augmentation de la PCO2 artérielle. D. La ventilation minute augmente avec l'augmentation du pH artériel. E. Dépend aussi de la PO2 artérielle mais dans une moindre mesure comparativement à la PCO2 car la variation de PO2 doit être beaucoup plus élevée.

QCM 14: Respiration et mécanorécepteurs A. Des récepteurs localisés dans le parenchyme pulmonaire et les parois bronchiques informent les centres respiratoires de la distension des poumons. B. C'est le réflexe de Hering-Breuer qui empêche la distension brutale ou l'affaissement du parenchyme. C. A la fin de l'expiration, le pic d'activité des mécanorécepteurs permet d'interrompre l'expiration D. L'inspiration est une phase dite "passive" avec le relâchement du diaphragme. E. Les neurones pace-maker du complexe pré-Bötzinger ont une activité en phase avec celles des motoneurones du nerf phrénique

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