Red blood cells contain a chemical called hemoglobin which has the capacity to form a weak bond to oxygen molecules, so that the oxygen will be carried along, through the blood, by the hemoglobin, but will still be released by the hemoglobin later on, and will therefore be able to reach the various cells of the body, all of which need oxygen in order to metabolize food and generate chemical energy with which to function.
Oxygen is brought into the blood stream by inhalation. Carbon dioxide moves out of the cells, into the blood, and taken to the lungs to be exhaled. Oxygen in, carbon dioxide out.
As blood moves through the lungs, oxygen is exchanged for carbon dioxide. Oxygen diffuses from the air in the lungs into the blood, increasing the oxygen level in the blood. Conversely, carbon dioxide diffuses from the blood into the air in the lungs, decreasing the carbon dioxide level in the blood.
The questions leads towards which physiological important gases the blood contains.When the blood moves TO the lungs it has both CO2 (carbondioxide) and O2 (oxygen). However the level of oxygen is lower, and the level of CO2 is higher than with blood coming from the lungs.
the oxygen releases carbon dioxide
The lungs are the primary organs that fill blood with oxygen. Oxygen from the air is inhaled into the lungs, where it moves into the bloodstream through tiny blood vessels called capillaries surrounding the lungs' air sacs.
In the lungs. The blood is pumped from the right side of the heart to the lungs. Air moves into the trachea, the bronchi and finally to the alveoli. From the alveoli oxygen diffuses into the microcapilaries (small blood vessels) of the lungs.
The lungs are responsible for taking in oxygen from the air we breathe and transferring it into the bloodstream. This occurs through the process of gas exchange in the lungs where oxygen moves into the blood vessels in exchange for carbon dioxide.
The left atrium receives blood from the lungs. This blood moves into the left ventricle to be sent out to the body.
through respiratory membrane via diffusion
Oxygen is the substance that moves from the bloodstream to the air via the lungs during respiration. This process occurs in the alveoli of the lungs where oxygen is exchanged for carbon dioxide.
Oxygen moves from the lungs into the bloodstream through a process called diffusion. This occurs at the alveoli, which are small air sacs in the lungs where oxygen and carbon dioxide are exchanged with the blood. Oxygen diffuses from an area of high concentration in the alveoli to an area of lower concentration in the blood, facilitated by the difference in partial pressures.
Oxygen is able to pass into your blood through diffusion. In the lungs, oxygen moves from the alveoli in the lungs into the surrounding capillaries where it binds to hemoglobin in red blood cells for transport throughout the body.