respiratory

Question 1

explain the 4 events of respiration

Answer 1

pulmonary ventilation: co2 and 02 in and out
external respiration: exchange between alveoli and blood
internal; exchange between blood and tissues
respiratory gas transport of co2 and 02 in blood

Question 2

which chemoreceptors detect decreased oxygen levels in the arterial blood and where are they located?

Answer 2

peripheral chemoreceptors
arch of the aorta and carotid cells

Question 3

COPD is an umbrella term for which 2 conditions

Answer 3

Emphysema and bronchitis

Question 4

chronic inflammation in asthma is is characterised by the presence of which WBC ?

Answer 4

Eosinophils

Question 5

In atopic asthma IgE antibodies bind to which cells in the lining of the airways?

Answer 5

mast cells

Question 6

increased simulation of the sympathetic fibres to the airways brings about …

Answer 6

bronchodilation to allow more airflow into the lungs

Question 7

describe the 2 types of acute respiratory failure

Answer 7

type 1 (hypoxaemic): low 02 and normal co2
type 2 (hypercapnic) high co2 and low 02