<< Chapter < Page | Chapter >> Page > |
Card 22 / 63:
alveolus
small, grape-like sac that performs gas exchange in the lungs
Previous Card | ← Previous Card Button |
Next Card | → Next Card Button |
Flip Card | ↑ / ↓ / Return / Space |
Notification Switch
Would you like to follow the '101-321-va - vertebrate form and function ii' conversation and receive update notifications?