| A | B |
| -ectasis | stretching |
| nas/o, rhin/o | nose |
| orth/o | straight |
| pne/o | breathing |
| pneum/o, pneumon/o | lungs; air |
| pulmon/o | lungs |
| thorac/o | chest |
| palpation | examining with hands or fingers |
| auscultation | listening for body sound through stethoscope |
| percussion | use fingers to lightly tap on body |
| apnea | temporary cessation of breathing |
| bradypnea | abnormally slow breathing |
| dysphonia | hoarseness, difficulty speaking |
| dyspnea | difficulty breathing |
| epistaxis | nosebleed |
| hemoptysis | blood arising from air passages |
| hypercapnia | increased amount of CO2 in blood |
| hypoxia | deficiency of O2 |
| pleural rub | friction rub |
| CXR | Chest X-Ray |
| R | Respiration |
| URI | Upper Respiratory Infection |
| TB | Tuberculosis |
| SOB | Shortness of Breath |