| Term | Definition |
| apical pulse | pulse taken over heart |
| apnea | no breathing |
| arrhythmia | irregular heart rhythm |
| aural | pertaining to the ear |
| axillary | armpit |
| blood pressure | force exerted by heart on the arterial walls |
| bradycardia | slow pulse |
| character | another word for the quality of something |
| Cheyne-Stokes | irregular respirations with periods of apnea |
| cyanosis | bluish color of skin or mucous membranes |
| diastolic | bottom number of BP |
| dyspnea | difficulty breathing |
| fever | elevated temperature above 101 F |
| hypertension | high blood pressure |
| hypothermia | low body temperature |
| orthopnea | must sit straight up to breathe |
| pulse deficit | the difference between the apical and radial pulses |
| pyrexia | fever |
| rale | crackling sound that indicates fluid in the lungs |
| rate | beats per minute |
| rectal | temperature taken in the anus |
| rhythm | regularity |
| sphygmomanometer | blood pressure cuff |
| systolic | top number of blood pressure reading |
| tachycardia | fast pulse |
| tachypnea | fast breathing |
| volume | degree of strength of a pulse |
| wheezing | high pitched whistling heard over the lungs |