Respiratory system 0.0 / 5 ? Sports ScienceAnat and physUniversityAll boards Created by: annabelallenCreated on: 04-01-19 17:21 What is the most superior part of the lower respiratory system? The larynx 1 of 24 What part of the larynx prevent food or liquid from getting into the lower portion of the respiratory system? Epiglottis 2 of 24 What drug is administered to someone having an asthma attack to reduce the resistance of the airways? Epinephrine 3 of 24 What part of the larynx is involved in producing sound? Vocal folds 4 of 24 What is the use of vascularisation of the upper respiratory system? Helping to moisten and warm inhaled air 5 of 24 How would someone adjust the pitch of sounds produced from the larynx? Increase or decrease the tension on the vocal chords 6 of 24 What are the 4 paranasal sinuses? Frontal, sphenoid, ethmoid and maxillary 7 of 24 What does the release of histamine in a bronchiole do? Causes bronchoconstriction and restricts airflow 8 of 24 Which part of the pharynx is most superior? The nasopharynx 9 of 24 What are the walls of bronchioles dominated by? Smooth muscle 10 of 24 What is the function of the nasal conchae? Help clean the air 11 of 24 What is respiratory distress syndrome caused by? Lack of surfactant 12 of 24 What is the carina? Ridge separating the 2 primary bronchi 13 of 24 What does daltons law state? Each gas in the atmosphere contributes to the total pressure in proportion to its relative abundance 14 of 24 What is the bohr effect? A decrease in the saturation of haemoglobin due to a decrease in pH 15 of 24 What is the po2 of oxygen which travels in the pulmonary vein and enters the left side of the heart? 100mm Hg 16 of 24 What does Henry's law state? The amount of gas in a solution is directly proportional to the partial pressure of that gas 17 of 24 What is carbon dioxide primarily transported in the blood as? Bicarbonate ions 18 of 24 What nerve innervated the diaphragm? The phrenic nerve 19 of 24 What is a level of pCo2 in arterial blood higher than normal called? Hypercapnia 20 of 24 what part of the brain brings about changes in respiration when someone gets angry? The hypothalamus 21 of 24 What respiratory rhythmicity centre activates inspiratory muscles during forced breathing? VRG 22 of 24 What happens to the bronchioles if the pCo2 within them increases? They dilate 23 of 24 What do the hering-breuer reflexes include? Inflation reflexes 24 of 24
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