1. The Respiratory System
Medical Terminology
The Respiratory System

2. Medical Terminology Combining form/word root Meaning aer/o air
bronch/o bronchus
bronchiol/o bronchioles
laryng/o larynx (voice box)
lob/o lobes
muc/o mucus
nas/o nose
rhin/o nose
ox/o oxygen
ectasis dilation, widening, enlarging

3. Medical Terminology Combining form/word root Meaning pharyng/o pharynx
pleur/o pleura
pneum/o lung/air
pulmon/o lung
sinus/o sinus(es)
spir/o to breath
tonsill/o tonsil(s)
trache/o trachea

4. Medical Terminology adenoid/o adenoids alveol/o alveolus -thorax chest
endo within
-algia pain
py/o pus
sept/o septum (wall off, fence)
phon/o sound
-rrhagia bursting forth (of blood)

5. Medical Terminology Bronchitis Bronch/itis inflammation of the bronchi
Hemothorax
Hem/o/thorax
blood in the chest
Pharyngoplasty
Pharyng/o/plasty
surgical repair of the pharynx
Laryngoplegia
Laryng/o/plegia
paralysis in the larynx

6. Medical Terminology Dysphonia Dys/phonia loss of voice Apnea A/pnea
absence of respiration
Bronchiectasis
Bronchi/ectasis
Enlargement (dilation) the bronchi
Pleuralgia
Pleur/algia
Pain in the pleura
Bronchoscopy
Bronch/o/scopy
examination to look into the bronchial tree

7. Medical Terminology Laryngitis Laryng/itis inflammation of the larynx
Laryngotracheobronchitis
Laryng/o/trache/o/bronch/itis
inflammation of the larynx, trachea, and bronchi (acute form is called croup)
Pneumatocele
Pneumat/o/cele
hernia of the lung
Rhinomycosis
Rhin/o/myc/osis
abnormal condition of fungus in the nose

8. Medical Terminology Rhinorrhagia Rhin/o/rrhagia
rapid flow of blood from the nose (also called epistaxis)
Thoracalgia
Thorac/algia
pain in the chest
Tracheostenosis
Trache/o/stenosis
narrowing of the trachea