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Medical Terminology Ch. 11
The Respiratory System
72
Medical
Professional
10/27/2015

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Term
bronch/o, bronchi/o (root)
Definition
bronchus
Term
laryng/o (root)
Definition
larynx
Term
nas/o, rhin/o (root)
Definition
nose
Term
-oxia (suffix)
Definition
oxygen
Term
or/o (root)
Definition
mouth, opening
Term
pharyng/o (root)
Definition
pharynx
Term
-phonia (suffix)
Definition
voice
Term
phren/o (root)
Definition
diaphragm
Term
pleur/o (root)
Definition
pleura
Term
-pnea (suffix)
Definition
breathing
Term
pneum/o, pneumon/o (root)
Definition
air, lung
Term
pulmon/o (root)
Definition
lung
Term
sinus/o (root)
Definition
sinus cavity
Term
thorac/o, thorac/i, thoracic/o (root)
Definition
thorax, chest
Term
trache/o (root)
Definition
trachea
Term
ABG (abbreviation)
Definition
arterial blood gas
Term
RV (abbreviation)
Definition
residual volume
Term
T&A (abbreviation)
Definition
tonsils and adenoids
Term
TV (abbreviation)
Definition
tidal volume
Term
TLC (abbreviation)
Definition
total lung capacity
Term
alveoli (term)
Definition
small cavities in which oxygen is removed from the air delivered by the bronchioles
Term
apex (term)
Definition
the upper tip of each lung
Term
base (term)
Definition
the bottom of each lung
Term
bronchi (term)
Definition
tubes (right and left) branching off from the trachea and into the lungs
Term
bronchiole (term)
Definition
very small branches of bronchi that extend into the lungs
Term
cilia (term)
Definition
small hairs in the upper respiratory tract that sweep foreign matter and mucus out of the respiratory tract
Term
diaphragm (term)
Definition
the major muscle of respiration located at the base of the thoracic cavity
Term
epiglottis (term)
Definition
a mucous membrane-covered, leaf-shaped piece of cartilage at the root of the tongue
Term
external respiration (term)
Definition
process whereby air is brought into the lungs, and oxygen and carbon dioxide are exchanged in the blood within the capillaries of the alveoli
Term
glottis (term)
Definition
vocal folds and apparatus of the larynx
Term
internal respiration (term)
Definition
process whereby the oxygen and carbon dioxide are exchanged at the cellular level
Term
laryngopharynx (term)
Definition
lower portion of the pharynx
Term
larynx (term)
Definition
voice box, vocal cords
Term
mediastinum (term)
Definition
area between the lungs that houses the heart, aorta, trachea, esophagus, and bronchi
Term
nasopharynx (term)
Definition
upper portion of the pharynx
Term
oropharynx (term)
Definition
middle portion of the pharynx
Term
patency (term)
Definition
the state of being open
Term
pharynx (term)
Definition
passageway just below the nasal cavity and mouth
Term
phrenic (term)
Definition
adjective referring to the diaphragm
Term
pleura (term)
Definition
serous membrane that surrounds the lung
Term
parietal pleura (term)
Definition
outer layer of membrane that forms a sac around the lung
Term
visceral pleura (term)
Definition
inner layer of membrane that clings tightly to the lung
Term
sputum (term)
Definition
thick mucus ejected through the mouth
Term
vocal cords (term)
Definition
folds of mucus membranes that are used in speech production
Term
asthma (term)
Definition
a lung disease characterized by reversible inflammation and constriction
Term
atelectasis (term)
Definition
collapse of a lung or part of a lung, leading to decreased gas exchange
Term
bronchiectasis (term)
Definition
chronic dilation of the bronchi
Term
bronchiostenosis (term)
Definition
narrowing of the bronchial tubes
Term
bronchitis (term)
Definition
inflammation of the mucous membranes of the bronchial tubes
Term
Cheyne-Stokes (term)
Definition
a rhythmic respiratory pattern where there is a variation in depth of respirations alternating with periods of apnea
Term
croup (term)
Definition
also known as laryngotracheobronchitis; a viral infection that causes swelling of the larynx and epiglottis; a barking noise is characteristic
Term
emphysema (term)
Definition
condition in which the alveoli are inefficient because of distension
Term
hemoptysis (term)
Definition
blood-tinged frothy sputum
Term
Kussmaul (term)
Definition
rapid deep respirations that are characteristic of an acid-base imbalance (frequently seen in uncontrolled diabetes)
Term
orthopnea (term)
Definition
discomfort or difficulty breating while lying flat; difficulty is relieved by sitting up
Term
pertussis (term)
Definition
an acute infectious inflammation of the larynx, trachea, and bronchi
Term
phrenoplegia (term)
Definition
paralysis of the diaphragm
Term
pneumolith (term)
Definition
calculus in a lung
Term
pneumonia (term)
Definition
inflammation of a lung caused by infection, chemical inhalation, or trauma; also known as pneumonitis
Term
rales (term)
Definition
abnormal breath sound; crackles
Term
rhinorrhea (term)
Definition
discharge from the rhinal mucous membrane
Term
rhonchi (term)
Definition
abnormal breath sound; low-pitched sonorous sounds
Term
stridor (term)
Definition
high-pitched squeaking sound frequently associated with croup
Term
tuberculosis (term)
Definition
disease caused by presence of Mycobacterium tuberculosis, most commonly affecting the lungs
Term
wheezing (term)
Definition
abnormal breath sounds; whistling sounds heard with upper airway obstruction
Term
arterial blood gas (term)
Definition
measures the partial pressures of oxygen and carbon dioxide in the arterial blood
Term
postural drainage (term)
Definition
a physical therapy technique where the patient lies on his or her side on a decline to help drain the lungs
Term
pulmonary function tests (term)
Definition
measurement of lung volumes to assess breathing and ventilation; instrument used is a spirometer
Term
pulse oximeter (term)
Definition
a device that measures the oxygen saturation of arterial blood by reference to light wavelengths
Term
pneumonectomy (term)
Definition
removal of pulmonary lobes from a lung
Term
tracheostomy (term)
Definition
surgical creation of an opening into the trachea to form an airway or to prepare for the insertion of a tube for ventilation
Term
thoracentesis (term)
Definition
insertion of a needle into the pleural cavity to withdraw fluid for diagnostic purposes, to drain excess fluid, or to re-expand a collapsed lung
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