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| Term | Definition |
|---|---|
| apnea | absence or cessation of breathing |
| arrhythmia | an abnormality or irregularity in the heart rhythm |
| arteriosclerosis | thickening, decreased elasticity, and calcification of arterial walls |
| hypotension | blood pressure that is below normal (systolic pressure below 90 mm hg and diastolic pressure below 50 mm hg) |
| orthostatic hypotension | a temporary fall in the blood pressure when a person rapidly changes from a recumbent position to a standing position |
| secondary hypertension | elevated blood pressure resulting from another condition, typically kidney disease |
| syncope | fainting; a brief lapse in consciousness |
| bradycardia | a slow heartbeat; a pulse below 60 beats per min |
| cerumen | a waxy secretion in the ear canal' commonly called ear wax |
| chronic obstructive pulmonary disease ( copd ) | a progressive, irreversible lung condition that results in diminished lung capacity |
| essential hypertension | elevated blood pressure of unknown cause that develops for no apparent reason' sometimes called primary hypertension |
| homeostasis | internal adaption and change in response to environmental factors; multiple functions that attempt to keep the body's functions in balance |
| rhonchi | abnormal rumbling sounds on expiration that indicate airway obstruction by thick secretions or spasms |
| Dyspnea | Difficult breathing |