Cell - The smallest unit of living matter capable of functioning independently.⏎
Autoimmune Disease - An umbrella term for a range of conditions in which the immune system mistakenly attacks healthy tissue in the body.⏎
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.⏎
Bacteria - A large group of unicellular microorganisms that lack a cell nucleus. Some bacteria are pathogenic and harmful to humans, some have no effect at all on humans, and some are beneficial.⏎
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.⏎