USMLE-step 1: Respiratory What are the four developmental stages of the lungs? Answer: pseudo glandular, canalicular, saccular, alveolar Respiratory system development (<4>
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USMLE-step 1: Respiratory What are the four developmental stages of the lungs? Answer: pseudo glandular, canalicular, saccular, alveolar Respiratory system development (<4>
4>