Respiratory System Flashcards
Adenoids
Lymphatic tissue in the Nasopharynx; pharyngeal tonsils.
Alveolus / Alveoli
Air sack in the lung 
Apex of the lung
Tip or uppermost portion of the lung. Apical means pertaining to or located at the Apex.
Base of the lung
Lower portion of the lung. Basilar means located at or in the base 
Bronchioles
Smallest branches of the bronchi. 
Bronchus / Bronchi
Branch of the trachea, that is a passageway into the lungs; bronchial tube 
Carbon dioxide (CO2)
Gas produced by body cells when oxygen and carbon atoms from food combine; exhale through the lungs 
Cilia
Thin hairs attached to the mucus membrane epithelium lining the respiratory tract. They clear bacteria and foreign substances from the lung. 
Diaphragm
Muscle separating the chest and abdomen. Contracts to pull air into the lungs and relaxes to push air out 
Epiglottis
Lid-like piece of cartilage that covers the larynx, preventing food from entering the larynx and trachea during swallowing 
Exhalation
Breathing out;expiration
Glottis
Slit-like opening to the larynx
Hilum of the lung
The Hilum is what connects your lungs to their supporting structures and where pulmonary vessels enter an exit your lungs. Hilar means pertaining to (at) the Hilum 
Inhalation
Breathing in; inspiration
Larynx
Voice box
Lobe
Division of a lung 
Mediastinum
Region between the lungs and the chest cavity, it contains the trachea, heart, lymph nodes, major blood vessels, esophagus, and bronchial tubes 
Nares
Openings through the nose carrying air into the nasal cavities; nostrils 
Oxygen (O2)
Gas that makes up 21% of the air that we breathe. It passes into the bloodstream at the lungs and travels to all the body cells.

Palatine tonsil
One of a pair of almond shaped masses of lymphatic tissue in the oropharynx (palatine means pertaining to the roof of the mouth )
Paranasal sinus
One of the air cavities in the bones near the nose
Parietal pleura
Outer layer of pleura line closer to the ribs and chest wall 
Pharynx
Throat, including the nasopharynx, oropharynx, and laryngopharynx
Pleura
Double layered membrane surrounding each lung 
Pleural cavity
Space between the layers of the pleura
Pulmonary parenchyma
Essential parts of the lung responsible for respiration ; bronchioles and alveoli
Respiration
Exchange of gases, (oxygen and carbon dioxide) at the lung capillaries, (external respiration or breathing), and at the tissue capillaries (internal respiration. )
Trachea
Windpipe
Visceral pleura
Inner layer of plural line closer to the lung tissue
Adenoid/o
Adenoids
Alveol/o
Alveolus, air sack
Bronch/o. Bronchi/o
Bronchial tube, bronchus
Bronchiol/o
Bronchiole, small bronchus
Capn/o
Carbon dioxide
Coni/o
Dust
Cyan/o
Blue
Epiglott/o
Epiglottis
Laryng/o
Larynx, voice box
Lob/o
Lobe of the lung
Mediastin/o
Mediastimum
Nas/o
Nose
Orth/o
Straight,upright
Ox/o
Oxygen
Pector/o
Chest
Pharyng/o
Pharynx, throat
Phon/o
Voice
Phren/o
Diaphragm
Pleur/o
Pleura
Pneum/o, pneumon/o
Air, lung
Pulmon/o
Lung
Rhin/o
Nose
Sinus/o
Sinus, cavity
Spir/o
Breathing
Tel/o
Complete
Thorac/o
Chest
Tonsill/o
Tonsils
Trache/o
Trachea, windpipe
-ema
Condition
-osmia
Smell
-pnea
Breathing
-ptysis
Spitting
-sphyxia
Pulse
-thorax
Pleural cavity, chest
Auscultation
Listening to sounds within the body 
Percussion 
Tapping on a surface to determine the difference in the density of the underlying structure 
Pleural rub
Scratchy sound produced by plural surfaces, rubbing against each other. (Also known as a friction rub)
Rales
crackling, bubbling, or rattling sounds heard on auscultation (during inhalation) when there is fluid in the alveoli. 
Rhonchi (singular: rhonchus)
Loud rumbling sounds heard on auscultation of bronchi obstructed by sputum.
Sputum
Material expelled from the bronchi lungs or upper respiratory tract by spitting. A mixture of saliva and mucus (phlegm)
Purulent
Containing pus
Stridor
An abnormal, high-pitched respiratory sound produced by irregular airflow in a narrowed airway. This condition indicates upper airway obstruction. 
Wheezes
Continuous, high-pitched whistling sounds produced during breathing 
Croup
Acute viral infection of infants and children with obstruction of the larynx , accompanied by barking cough and stridor
Diphtheria
Acute infection of the throat and upper respiratory tract caused by the diphtheria bacterium (corynebacterium)
Epistaxis
Nosebleed
Pertussis
Whooping cough, highly contagious bacterial infection of the pharynx, larynx, and trachea caused by Bordetella Pertussis 
Paroxysmal
Violent, sudden
Asthma
Chronic inflammatory disorder with airway obstruction due to bronchial and bronchiolar edema and constriction
Bronchodilator
(Albuterol inhaler ) for asthma
Bronchiectasis
Chronic dilation of a bronchus, especially secondary to infection 
Palliative
(Non curative but treatable )
Chronic bronchitis
Inflammation of bronchi persisting over a long time. Type of chronic obstructive pulmonary disease, (COPD)
Cystic fibrosis (CF) 
Inherited disorder of the exocrine glands, resulting in thick mucinous secretions in the respiratory tract that do not drain normally
Atelectasis
Collapsed lung, incomplete expansion of Alveoli
Emphysema
Hyper inflation of air sacs with destruction of alveolar walls
Cor pulmonale
Right ventricular hypertrophy and right heart failure
Lung cancer
Malignant tumour arising from the lungs and bronchi
Non-small cell lung cancer (NSCLC)
Small cell lung cancer (SCLC)
Pneumoconiosis
Abnormal lung condition caused by exposure to certain dusts, with chronic inflammation, infection, and bronchitis

Anthracosis
Coal (anthrac/o)
Asbestosis
Asbestos/ Asbest/o
Silicosis
Silica (silic/o) rocks or glass
Pneumonia
Acute inflammation and infection of alveoli, which fill with pus or products of the inflammatory reaction

Exudate
Fluid blood cells and debris 
Infiltrate
Fluid filled area within the lungs as seen on a chest x-ray or CT scan 
Bronchiopneumonia
Form of infection that produces patchy consolidations (abscesses) in the lung parenchyma.
Pulmonary abscess
Large collection of pus (bacterial infection) in the lungs 
Pulmonary edema
Fluid in the air sacs and bronchioles 
Abscess
Localized collection of pus 
Cyanosis
Abnormal blueish skin colouration 
Dyspnea
Difficulty breathing 
Expectoration
Coughing up sputum from the respiratory tract 
Exudate
Fluid from a tumour or infection, cells, and Pus that filter from cells or capillaries ooze into lesions or areas of inflammation 
Hematemesis
Vomiting blood. -emesis=vomiting
Hemoptysis
Spitting up blood -ptysis=spitting
Hemothorax 
Blood in the pleural cavity 
Hypercapnia 
High carbon dioxide levels in the blood
Hyperpnea
Increased breathing rate 
Hypoxemia
Decreased oxygen levels in the blood
Hypoxia
Decreased oxygen levels in tissues
Infiltrate
Collection of fluid or other material within the lungs seen on a chest x-ray or CT scan
Orthopnea
Abnormal condition in which breathing is easier in the upright position. Ortho = upright
Paroxysmal
Pertaining to sudden occurrence such as a spasm or seizure. Oxysm/o=sudden 
Pleurodynia 
Pain associated with pleura. Dynia=pain, tenderness 
Purulent
Containing pus 
Rhinorrhea
Discharge of mucous from nose 
Tachypnea
Abnormally, rapid breathing
Tachypnea
Abnormally, rapid breathing
Hypocapnia
Low carbon dioxide levels in blood
Hypocapnia
Low carbon dioxide levels in blood
Acute respiratory distress syndrome, (ARDS)
Severe sudden lung injury in adults by acute illness
Atel/o
Incomplete
Ectasis
Dilation or expansion
Ectasis
Dilation or expansion
Respiratory distress syndrome, RDS,IRDS
Lack of lung surfactant in newborns
Pulmonary embolism PE
Embolus a travelling clot or other material travels from distant veins and lodges in vessels of lungs. may produce necrotic tissue pulmonary infarction 
Tuberculosis TB
Infectious inflammatory disease due to bacteria, affects lungs and organs
Pulmonary fibrosis
Formation of scar tissue in connective tissue of lung
Mesothelioma
Rare malignant tumour arising in the pleura usually caused by asbestos exposure 
DPT is a vaccine against which infections
Diphtheria, pertussis, tetanus
Airway obstruction associated with emphysema and chronic bronchitis 
Chronic obstructive pulmonary disease, COPD 
Stridor occurs in which upper respiratory disorder
Croup
Acute information and infection of the alveoli, usually caused by bacteria, fungi, or viruses
Pneumonia 
Collection of pus in the pleural cavity
Pyothorax (py/o=pus, thorac/o=chest)
Rod shaped bacteria
Bacilli
Tubes that bifurcate from the windpipe; each leading to a separate lung
Bronchi (bronch/o, bronchi/o)
Breathing is easier in an upright position
Orthopnea (ortho=upright)
Abnormal lung condition caused by exposure to certain dusts or particles with chronic inflammation infections and bronchitis
Pneumnoconisis (pneum/o=lung, coni/o=dust)
Pulmonary parenchyma
Alveoli and bronchioles 
Thin hair attached to the mucus membrane lining the respiratory tract
Cilia
Middle region of lungs were bronchi blood vessels and nerves enter an exit lungs.
Hilum
Clot or other material lodges in vessels of the lung
Pulmonary embolism
Formation of scar tissue in the connective tissue of the lungs
Pulmonary fibrosis. (Fibr/o=fiber, -osis=abnormal condition)
Hyper inflation of air sacks with loss of elasticity and breakdown of alveolar walls; a type of COPD
Emphysema
Creation of a new opening into the trachea through the neck to establish an airway
 Tracheostomy (
High carbon dioxide levels in the blood
Hypercapnia (hyper= excessive, capn/o=carbon dioxide)
Difficulty breathing
Dyspnea
Collapsed lung, incomplete expansion of alveoli 
Atelectasis (atel/o=incomplete, ectasis=dilation/expansion)
The action of material being coughed up and expelled from the lungs or the material that has expelled (sputum)
Expectoration (ex=out, pect/o= chest, -ation=process)
Localized area of pus formation in the lungs
Pulmonary abscess
Tube is placed through the mouth to the trachea to establish an airway
Endotracheal intubation 
Nasopharyngeal lymphatic tissue
Adenoids
Oropharyngeal lymphatic tissue
Tonsils
Decreased levels of oxygen in the blood
Hypoxemia (hypo=low, ox=oxygen, emia=blood condition)
Spasm and narrowing of bronchi leading to inflammation and airway obstruction leading to dyspnea, wheezing and cough 
Asthma
Examination of mucus coughed up from a patient’s lung to detect infection with microorganisms
Sputum culture and sensitivity (C&S)
Air in the pleural cavity
Pneumothorax 
Dilation of the bronchi, usually with a secondary infection
Bronchiectasis (bronch/o= bronchi, -ectasis=dilation, widening)
Injecting material through a bronchoscope and then removing it for analysis
Bronchoalveolar lavage (lavage=wash)
Spitting up blood from the lung
Hemoptysis
Laboured rapid breathing
Tachypnea
Surgical removal of a portion of a lung
Lobeectomy
Pus
Py/o
Puncture and aspiration
Centesis
Vomiting
Emesis
Inflammation of bronchi persisting overtime
Chronic bronchitis
Inflammation of bronchi persisting overtime
Chronic bronchitis
Inherited disorder of Mexican glands with thick mucus secretions that do not drain
Cystic fibrosis
A type of pneumoconiosis caused by asbestos 
Asbestosis
A type of pneumoconiosis caused by coal dust
Anthracosis
A type of pneumoconiosis caused by silica or rock dust
Silicosis 
Whooping cough
Pertussis
Acute infections disease of the throat caused by corynebacterium 
Diphtheria
Narrowing of the trachea
Tracheal stenosis
Opposite of stenosis
-ectasis
Viral infection, causing bronchiolitis and bronchopneumonia
Respiratory syncytial virus (RSV)
Severe, sudden lung injury in adults caused by acute illness, leads to trachea, dyspnea, cyanosis, and hypoxemia
Acute respiratory distress syndrome (ARDS)
Lack of lung surfactant in newborns, causing dyspnoea and cyanosis. A.k.a. hyaline membrane disease
Respiratory distress syndrome(RDS,IRDS)
Lung cancer
Bronchogenic carcinoma
Most common form of bronchogenic carcinoma
Non-small cell lung cancer (NSCLC)
A form of bronchogenic carcinoma with small round oat cells
Small cell lung cancer
Hoarseness; voice impairment
Dysphonia
Filled with pus
Purulent
Fluid, cells, and other substances that filter from cells or capillaries and ooze into areas of inflammation
Exudate
Collection of fluid or other material within the lung seen on CXR or CT scan of lung
Infiltrate
Pertaining to the lungs
Pulmonary
Pertaining to the lungs
Pulmonary