The morphology of a child's lung is very similar to that of an adult. The lungs are a pair of air-filled organ consisting of spongy body part known as respiratory organ parenchyma. Three lobes or sections make up the right lung, and two lobes make up the left lung.
Respiratory system (pulmonary system) information | myVMC
The respiratory system consists of all the bureau concerned in breathing. These include the nose, pharynx, larynx, trachea, bronchi and lungs. The respiratory system does two very important things: it brings atomic number 8 into our bodies, which we need for our cells to live and function properly; and it helps us get rid of carbon dioxide, which is a waste product product of cellular function.
Aging changes in the lungs: MedlinePlus Medical Encyclopedia
Air keeps moving into the lungs until it fills tiny air sacs. The other is to move out carbon dioxide from the body. Carbon dioxide is a gas the trunk produces when it uses oxygen. When you live in (inhale), air flows through the airways into the lungs. Bands of bully and past support tissue covering around each air duct to help keep them open. liquid body substance circulates about these air sacs through with petite blood line vessels.