Bronchial Tubes - Large tubes that carry air into smaller branches of the lungs after the air has passed through the mouth, nasal passages, and windpipe.⏎
Beta-lactam Antibiotics - One of several families of antibiotics, including penicillins, cephalosporins, carbapenems, and monobactams, containing a molecular ring-shaped structure made up of three carbon atoms and one nitrogen atom.⏎
Cell Membrane - A semipermeable barrier that separates the interior of a cell from the external environment.⏎
Bacilli - A taxonomic class of bacteria.⏎