Pseudoglandular phase
The lungs of this 17 week fetus still show a predominant pseudoglandular pattern. This pattern predominates from 5 to 16-17 weeks gestation with some overlap into the canalicular phase at 16-17 weeks.
Pseudoglandular phase
The lungs of this 17 week fetus still show a predominant pseudoglandular pattern. This pattern predominates from 5 to 16-17 weeks gestation with some overlap into the canalicular phase at 16-17 weeks.