Cross Section Of Lung

Cross section of lungs illustration id.
Cross section of lung. F3n49h rf this image shows the organs of the respiratory system which are the nasal cavity the epiglottis the pharynx the larynx the trachea the lungs and the diaphragm. Add link to artery and vein page here. B acute respiratory distress syndrome lung in supine position.
You have to learn to tell it apart from bronchi arteries and veins. Air from the trachea enters the bronchi which split into smaller and smaller bronchi and then bronchioles. This is an enlargement of the bronchiole bre from the image above.
C normal lung in prone position. Lung tissue bronchitis and emphysema britannica. Tissue damage in the forms of bronchitis and emphysema is evident when the cross section of a normal lung is compared with the lungs of light and heavy smokers.
Alveoli in cross section the alveoli are organized into bunches each bunch grouped is what s called the alveolar sac. Cross section of the lungs. Lung 100x as you learned by looking at the image above this one you will usually see cross sections of various kinds of tubes on slides of the lung.
This photo shows a cross section through one lung of a fetal pig. D ards lung in prone position. It is however a cross section of the lower organs.
A normal lung in supine position. In this view you can see a primary bronchus yellow circle and two secondary bronchi red circles in cross section. The bronchioles end in alveoli microscopic sacs whose walls are exchange epithelium.