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Medical Vocab Ch #12 Respiratory System
Medical Coding & Billing Word Structures & Vocab.
166
Medical
Undergraduate 1
05/06/2010

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Term
adenoidal hypertrophy
Definition
Excessive development (enlargement) of adenoids.
Term
Adenoidectomy
Definition
Removal of the adenoids.
Term
Adenoids
Definition
Lymphatic tissue in the nasopharynx.
Term
Alveolar
Definition
Pertaining to an alveolus.
Term
Alveolus (plural alveoli)
Definition
An individualized section of an air sac in the lung.
Term
Anosmia
Definition
Absence or loss of the sense of smell.
Term
Anthracosis
Definition
Abnormal condition of coal dust in the lungs; black lung disease.
Term
Apex of the lung
Definition
Uppermost portion of the lung.
Term
Apical
Definition
Pertaining to the tip of an organ.
Term
Apnea
Definition
Stoppage of breathing.
Term
Asbestosis
Definition
Abnormal condition of asbestos fiber particles in the lungs.
Term
asphyxia
Definition
Decrease in the amount of oxygen and increase in amount of carbon dioxide in the blood, leading to absence of pulse.
Term
Asthma
Definition
Chronic inflammation disorder, characterized by airway obstruction and caused by bronchial edema, bronchoconstriction, and increased mucus production.
Term
Atelectasis
Definition
Collapsed lung.
Term
Auscultation
Definition
Listening for sounds in the chest and abdomen using a stethoscope.
Term
Bacilli
Definition
Rod-shaped bacteria that are the cause of tuberculosis.
Term
Base of the lung
Definition
The lower portion of the lung.
Term
Bronchiectasis
Definition
Chronic dilation of bronchial tubes caused by infection of the lower lobes of the lungs.
Term
Bronchioalveolar lavage
Definition
Irrigation or washing of a bronchus by injecting fluid through a bronchoscope and then reviewing it to analyze the contents.
Term
bronchiolitis
Definition
Inflammation of bronchioles.
Term
bronchodilator
Definition
A substance (chemical or drug) that widens bronchial tubes to make breathing easier.
Term
bronchopleural
Definition
Pertaining to a bronchial tube and pleura or pleural cavity.
Term
Bronchoscopy
Definition
Visual examination of the bronchial tubes using an endoscope or bronchoscope.
Term
bronchospasm
Definition
Involuntary contraction of muscles in the walls of bronchial tubes.
Term
Chest tomograms
Definition
Series of x-ray images that show an organ in depth.
Term
Chronic bronchitis
Definition
Inflammation of the bronchi persisting over a long period of time.
Term

Chronic obstructive pulmonary disease

(COPD)

Definition
Lung and bronchial tube conditions that block and damage airways and persist over a long period of time. Examples are chronic bronchitis and emphysema.
Term
Cilia
Definition
Thin hairs that line the nasal passageways and tubes of the respiratory tract.
Term
Computed tomography of the chest
Definition
Computer generated x-ray images showing thoracic structures in cross-section.
Term
Cor pulmonale
Definition
Enlargement of the right side of the heart due to lung disease.
Term
Croup
Definition
Acute viral infection in children and infants marked by obstruction of the larynx and barking cough.
Term
cyanosis
Definition
Condition of bluish coloration of skin caused by decreased oxygen in the blood.
Term
Cystic fibrosis
Definition
Inherited disorder of exocrine glands resulting in mucous secretions that do drain normally.
Term
Diaphragm
Definition
Muscle that separates the chest and abdomen; aids breathing.
Term
Diphtheria
Definition
An acute infectious disease caused by the bacillus Corynebacterium diphtheriae, characterized by the production of a systemic toxin and the formation of a false membrane on the lining of the mucous membrane of the throat and other respiratory passages, causing difficulty in breathing
Term
dysphonia
Definition
Difficult (abnormal) voice; hoarseness or any voice impairment.
Term
dyspnea
Definition
Difficult breathing.
Term
Emphysema
Definition
Hyperinflation of air sacs with destruction of alveolar walls.
Term
Empyema
Definition
Pus in the pleural space (cavity) surrounding the lungs.
Term
Endotracheal intubation
Definition
Tube is placed through the mouth and throat into the trachea to establish an airway.
Term
Epiglottis
Definition
Thin piece of cartilage that covers the entrance to the voice box and windpipe when a person is swallowing.
Term
Epiglottitis
Definition
Inflammation of the epiglottis.
Term
Epistaxis
Definition
Nosebleed.
Term
Expectoration
Definition
Coughing up of mucus or sputum from the throat and respiratory tract.
Term
Expiration
Definition
Process of breathing out or exhalation.
Term
Exudate
Definition
Fluid cells or other substances that slowly leave cells or capillaries through pores or breaks in cell membranes.
Term
Glottis
Definition
Slit-like opening between the vocal folds of the larynx.
Term
Hemoptysis
Definition
Spitting up blood from the respiratory tract.
Term
hemothorax
Definition
Blood in the pleural cavity surrounding the lungs; seen in pneumonia, tuberculosis, or carcinoma.
Term
Hilar
Definition
Pertaining to the hilum.
Term
Hilum of the lung
Definition
Midline region where the bronchi, blood vessels, and nerves enter and exit the lungs.
Term
Hydrothorax
Definition
Water or fluid that accumulates in the pleural space surrounding the lungs.
Term
Hypercapnia
Definition
Increased levels of carbon dioxide in the bloodstream.
Term
Hyperpnea
Definition
Increase in depth & rate of breathing.
Term
Hypoxia
Definition
Deficiency in the amount of oxygen reaching body tissues.
Term
Inspiration
Definition
Act of breathing in or inhalation.
Term
Laryngeal
Definition
Pertaining to the larynx or voice box.
Term
Laryngitis
Definition
Inflammation of the larynx or voice box.
Term
Laryngoscopy
Definition
Endoscopic visual examination of the larynx.
Term
Laryngospasm
Definition
Involuntary contraction of muscles surrounding the voice box (larynx).
Term
Larynx
Definition
Voice box, located at the upper region of the trachea.
Term
Lobectomy
Definition
Removal of a lobe or section of an organ, such as the lung.
Term
Lung biopsy
Definition
Surgical removal of lung tissue followed by microscopic examination of cells.
Term
Lung cancer
Definition
Malignant tumor arising from the lungs and bronchial tubes.
Term
Magnetic resonance imaging of the chest
Definition
Magnetic waves create images of the chest in all three planes of the body.
Term
Mediastinoscopy
Definition
Endoscopic visual examination of the mediastinum.
Term
Mediastinum
Definition
Region between the lungs in the chest cavity.
Term
Mesothelioma
Definition
Rare malignant tumor arising in the pleura and associated with asbestos exposure.
Term
Nares
Definition
Passageways through the nose carrying air into the nasal cavities.
Term
Nasogastric intubation
Definition
Placement of a tube through the nose into the stomach.
Term
Obstructive lung disease
Definition
Narrowed airways result in resistance to airflow during breathing. Examples are asthma, bronchiectasis, COPD, and cystic fibrosis.
Term
Orthopnea
Definition
Breathing discomfort in any position but erect, sitting, or standing straight.
Term
Oxygen
Definition
Gas inhaled and entering the bloodstream through the lungs.
Term
Palatine tonsil
Definition
One of a pair of collections of lymphatic tissue in the oropharynx at the back of the mouth near the soft palate.
Term
Palliative
Definition
Relieving, but not curing an illness.
Term
Paranasal sinus
Definition
One of a pair of air cavities in the bones near the nose.
Term
paranasal sinuses
Definition
Pertaining to spaces in the skull that are near, alongside the nose and nasal cavities.
Term
Parietal pleura
Definition
Outer layer of the pleura lying closest to the chest wall.
Term
Paroxysmal
Definition
Pertaining to a sudden occurrence.
Term
Percussion
Definition
Tapping on the surface to determine the underlying structure.
Term
Pertussis
Definition
Whooping cough; bacterial infection of the throat, larynx and trachea.
Term
Pharyngeal
Definition
Pertaining to the throat or pharynx.
Term
Pharynx
Definition
Throat, nasopharynx, oropharynx, and laryngopharynx.
Term
Phrenic nerve
Definition
Carries impulses to the diaphragm from the brain.
Term
Pleura
Definition
Double-folded membrane surrounding each lung.
Term
Pleural cavity
Definition
Space between the pleura surrounding each lung.
Term
Pleural effusion
Definition
Collection of fluid in the pleural cavity.
Term
Pleural rub
Definition
Scratchy sound produced by inflamed or irritated pleural surfaces rubbing against each other.
Term
Pleurisy
Definition
Inflammation of the pleura; pleuritis.
Term
Pleurodynia
Definition
Pain that is caused by inflammation of the pleural cavity or intercostal muscles.
Term
Pneumoconiosis
Definition
Abnormal condition of collection of dust particles in the lungs.
Term
Pneumonectomy
Definition
Removal of a lung.
Term
Pneumonia
Definition
Acute inflammation and infection of the alveoli, which fill with pus, and produces inflammation.
Term
Pneumothorax
Definition
Collection of air or gas in the pleural cavity between the pleura and surrounding the lungs.
Term
Pneumothorax
Definition
Presence of air or gas in the pleural cavity causing the lung to collapse.
Term
Positron emission tomography of the lung
Definition
Radioactive substance is injected into a patient and the images reveal the metabolic activity in the lung for diagnosis of malignant tumors.
Term
Pulmonary
Definition
Pertaining to the lungs.
Term
Pulmonary function tests
Definition
Tests that measure the ventilation (breathing) mechanics of the lung.
Term
Pulmonary infarction
Definition
Lung tissue that is damaged or dies as a result of blood vessel occlusion and tissue ischemia.
Term
Pulmonary parenchyma
Definition
Essential parts of the lungs responsible for respiration; bronchioles and alveoli.
Term
Purulent
Definition
Pus-filled.
Term
Pyothorax
Definition
Pus in the pleural cavity (empyema of the chest).
Term
Rale
Definition
Abnormal, fine, crackling sound heard on auscultation when there is fluid in the alveoli.
Term
Respiration
Definition
Exchange of gases (oxygen and carbon dioxide) at the lung capillaries (external respiration) and at the tissue capillaries (internal respiration).
Term
Restrictive lung disease
Definition
A condition in which lung expansion is limited by diseases that affect the chest wall pleural or lung tissue itself.
Term
Rhinoplasty
Definition
Surgical repair of the nose.
Term
Rhinorrhea
Definition
Discharge of mucus from the nose.
Term
Rhonchus (rhonchi)
Definition
Loud, rumbling sound heard on auscultation of bronchi that are obstructed by sputum.
Term
Sarcoidosis
Definition
Chronic inflammatory disease of unknown cause in which small nodules or tubercles develop in lungs, lymph nodes, and other organs.
Term
Silicosis
Definition
Silica glass dust collects in the lungs; a type of pneumonia.
Term
Sinusitis
Definition
Inflammation of paranasal sinuses.
Term
Spirometer
Definition
Instrument to measure breathing (the air taken into and exhaled from the lungs).
Term
Sputum
Definition
Material expelled from the chest by coughing or by clearing the throat; phlegm.
Term
Sputum culture
Definition
Sputum is collected and placed on a growth medium to analyze the type of microorganisms that may be prevented.
Term
Stridor
Definition
Strained, high-pitched noisy breathing associated with obstruction of the larynx or trachea.
Term
Tachypnea
Definition
Increase in rate of breathing; shallow respirations.
Term
Thoracentesis
Definition
Surgical puncture to remove fluid from the pleural space.
Term
Thoracic
Definition
Pertaining to the chest.
Term
Thoracoscopy
Definition
Endoscopic visualization of the chest.
Term
Thoracoscopy
Definition
Visual examination of the chest using small incision and an endoscope.
Term
Thoracotomy
Definition
Incision of the chest.
Term
Tonsillectomy
Definition
Removal of tonsils.
Term
Trachea
Definition
Windpipe.
Term
Tracheal stenosis
Definition
Pertaining to narrowing of the trachea.
Term
Tracheostomy
Definition
New opening of the trachea to the outside of the body.
Term
Tracheotomy
Definition
Incision of the trachea.
Term
Tube thoracostomy
Definition
Chest tube is passed through an opening in the skin of the chest to continuously drain a pleural effusion.
Term
Tuberculin test
Definition
Determines past or present exposure to tuberculosis based on a positive skin test.
Term
Tuberculosis
Definition
Infectious disease caused by Mycobacterium tuberculosis. Lungs are usually involved but other organs may be affected.
Term
Ventilation-perfusion scan
Definition
A detection device records radioactivity after an injection of a radioisotope or inhalation of small amount of radioactive gas.
Term
Visceral pleura
Definition
Innermost membrane of the pleura, lying closest to the lung tissue itself.
Term
Wheeze
Definition
Continuous high-pitched whistling sound heard when air is forced through a narrow space during inspiration or expiration.
Term
adenoid/o
Definition
adenoids
Term
alveol/o
Definition
alveolus, air sac
Term
bronch/o, bronchi/o
Definition
bronchial tube, bronchus
Term
bronchiol/o
Definition
bronchiole, small bronchus
Term
capn/o
Definition
carbon dioxide
Term
coni/o
Definition
dust
Term
cyan/o
Definition
blue
Term
epiglott/o
Definition
epiglottis
Term
laryng/o
Definition
larynx, voice box
Term
lob/o
Definition
lobe of the lung
Term
medeastin/o
Definition
mediastinum
Term
nas/o
Definition
Nosebleed.
Term
orth/o
Definition
straight, upright
Term
ox/o
Definition
oxygen
Term
pector/o
Definition
Chest
Term
pharyng/o
Definition
pharynx, throat
Term
phon/o
Definition
Voice box, located at the upper region of the trachea.
Term
phren/o
Definition
diaphragm
Term
pleur/o
Definition
pleura
Term
pneum/o, pneumon/o
Definition
air, lung
Term
pulmon/o
Definition
lung
Term
rhin/o
Definition
Nose
Term
sinus/o
Definition
sinus, cavity
Term
spir/o
Definition
breathing
Term
tel/o
Definition
complete
Term
thorac/o
Definition
chest
Term
tonsill/o
Definition
tonsils
Term
trache/o
Definition
trachea, windpipe
Term
-ema
Definition
Condition
Term
-osmia
Definition
smell
Term
-pnea
Definition
breathing
Term
-ptysis
Definition
spitting
Term
-sphyxia
Definition
pulse
Term
-thorax
Definition
pleural cavity, chest
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