Key Terms Flashcards
Alveolar
Air sacs in lungs
Mucociliary escalator
Hairs that trap particles in the respiratory tract
Larynx
Voice box (cartilage- 9 pieces)
Pharynx
Throat (muscle)
Trachea
Windpipe
Muscle & c- shape cartilage rings
Concha
Latin for ‘shell” - 3 shelves ‘turbinates’ that spin air and particles within the nose
Olfactory
Smell receptors
Visceral
Pertaining to organs (a layer of the pleura serous membrane that surrounds the lungs)
Parietal
Walls of a cavity (another layer of the pleura serous membrane that surrounds the lungs)
Pneumothorax
When the pleura is damaged & air enters the pleural cavity
Ventilation
The process through which o2 & co2 are transported to & from the lungs
Oxyhaemoglobin
When plenty of oxygen is bound to haemoglobin
Deoxyhaemoglobin
When haemoglobin lacks oxygen
Carbonic acid
The compound produced when carbon dioxide reacts with water in the blood
What is a ‘buffer’
The term used to describe bicrabonate that is produced in the body to reduce acid levels/neutralise
Dyspnoea
Difficulty breathing
Orthopnoea
Breathless when lying down
Cyanosis
Inadequate oxygenated blood in an area of the body which could be due to arterial blockages, lung disease or heart failure
Auscultation
Listening with a stethoscope
What are leukotrienes
Chemicals that are key inflammatory mediators in asthma - bronchoconstrictors
Tachypnoea
Fast/rapid breathing
What is IgE
immunoglobulin antibodies, stimulates mast cells to release histamine
Purulent
Sputum containing pus yellow/green indicative of infection
What is the carina
Internal ridge that separates the two bronchi
Is most sensitive structure in system and triggers cough reflux
