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In the capillaries of the lungs, oxygen from the inhaled air diffuses into the bloodstream while carbon dioxide, a waste product of metabolism, diffuses out of the blood to be exhaled. The capillary walls are thin, allowing for efficient gas exchange. Additionally, blood plasma containing nutrients, hormones, and other substances may also be present, but the primary focus is on the exchange of oxygen and carbon dioxide.
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Which substances are exchanged between the blood in the capillaries and the air in the alveoli?
Oxygen is exchanged from the air in the alveoli into the blood in the capillaries, while carbon dioxide is exchanged from the blood in the capillaries into the air in the alveoli during the process of respiration.
What is the substance that the capillaries absorb from the lungs?
The capillaries absorb oxygen at the lungs. This occurs near the alveoli.
O2 enters the capillaries and ----- from the capillaries passes in to the lungs?
Carbon dioxide is produced as a waste product of respiration, and is taken in the bloodstream to the capillaries outside the lungs, where the CO2 diffuses into the alveoli of the lungs.
Oxygen diffuses into the capillaries of the lungs because there is a?
greater concentration of oxygen in the air sacs of the lungs than in the capillaries.
How can substances move across capillaries?
Substances typically move across capillaries via diffusion.
The kidney is the only organ that has 2 sets of?
The kidney is the only organ that has 2 sets of capillaries: the glomerulus and peritubular capillaries. This unique structure allows for the filtration of blood and the reabsorption of essential substances in the kidney.
How are the lungs and the capillaries connected?
The lungs contain air sacs called alveoli which are surrounded by blood capillaries to allow gaseous exchange.
Capillaries are to body tissues as are to lungs?
oxygen
Oxygen diffuses into the capillaries of the lungs because there is?
It diffuses because the concentration of oxygen in the capillaries is lower than the concentration of oxygen in the air (law of diffusion).
What process is used to move oxygen into the capillaries of the lungs?
The process used to move oxygen into the capillaries of the lungs is called diffusion. Oxygen in the alveoli of the lungs moves across the thin walls of the alveoli and the capillaries by diffusion, from an area of high concentration to an area of low concentration, facilitated by the pressure difference between the alveoli and the blood in the capillaries.
How does marijuana get inside you?
It enters through the capillaries of the lungs.
What passes from the capillaries into the lungs?
Carbon dioxide is exhaled
