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4.Alege varianta corectă! Traseul aerului cu oxigen spre alveola pulmonară este:
laringe-fose nazale-faringe-trahee-bronhii extrapulmonare-bronhii intrapulmonare-acini pulmonari-alveole
fose nazale-faringe-laringe- trahee-bronhii extrapulmonare-bronhii intrapulmonare-acini pulmonari-alveole
fose nazale-laringe-faringe- trahee-bronhii extrapulmonare-bronhii intrapulmonare-acini pulmonari-alveole
fose nazale-trahee -faringe-laringe-bronhii extrapulmonare-bronhii intrapulmonare-acini pulmonari-alveole