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apnea

absence of breathing

arrhythmia

Abnormal heart rhythm

bradycardia

slow heart rate, usually below 60 beats per minute

cerumen

ear wax

chronic obstructive pulmonary disease

an irreversible lung condition that results in diminished lung capacity

diurnal rhythm

patterns of activity or behavior that follow daynight cycles

dyspnea

Difficulty breathing

essential hypertension

Elevated blood pressure of unknown cause that develops for no apparent reason; sometimes called primary hypertension.

febrile

pertaining to fever

homeostasis

internal adaptation and change in response to environmental factors

hypernea

deep breathing

hpertension

high blood pressure

hyperventilation

deep breathing usually associated with acute anxiety or emotional tension

hypotension

low blood pressure

intermittent pulse

pulse in which beats are occasionally skipped

orthopnea

a condition in which an individual must sit or stand to breathe comfortably

orthostatic (postural) hypotension

temporary fall in blood pressure when a person rapidly changes from a recumbent position to a standing position

otitis externa

inflammation of the external auditory canal

peripheral

pertaining to an area that is outside or away from an organ or structure

pulse deficit

condition in which the radial pulse is less than the apical pulse; may indicate peripheral vascular abnormality

pulse pressure

the difference between systolic and diastolic blood pressure

rales

abnormal or crackling breath sounds during inspiration

rhonchi

abnormal rumbling sounds on expiration that indicate airway obstruction by thick secretions or spasms

secondary hypertension

Elevated blood pressure resulting from another condition.

sinus arrhythmia

irregular heartbeat originating in the sinoatrial node (pacemaker)

spirometer

instrument used to measure breathing

stertorous

characterized by a heavy snoring or gasping sound.

syncope

fainting

tachycardia

abnormally rapid heartbeat (over 100 beats per minute)

tachypnea

respirations that are rapid and shallow; hyperventilation

thready

Describes a pulse that is scarcely perceptible.

vertigo

dizziness

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