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What gas enters the blood during inspiration?
Oxygen is the gas that enters the blood during inspiration. It is taken into the lungs from the outside air and then diffuses into the blood vessels in the lungs.
Iron containing protein that picks oxygen after it enters the blood vessels in the lungs?
haemoglobin
At the end opf the bronchioles are small air sacs called what which is where the oxygen enters the blood through the capillaries?
They are called alveoli
What is the act of vasodilation?
The act of vasodilation is the widening of blood vessels when the walls of blood vessels relax. The purpose is to increase blood flow to areas of the body that are in need of oxygen.
How does the fetus obtain food and oxygen?
The mother's blood supply enters the foetus via the umbillical cord and allows oxygen to diffuse from the mother's blood into the foetus.
The blood now rich in oxygen re enters the heart though the pulmonary?
When blood that is rich in oxygen re enters the heart, the blood enters through the pulmonary valve. The pulmonary valve brings the oxygen rich blood to the pulmonary trunk of the pulmonary artery.
Where are the coronary blood vessels?
Blood enters the coronary arteries just above the aortic semilunar valve. After systole (a ventricular contraction), the valve closes. The closing valve causes blood to back flow against the valve. At this time, the backward flow of blood enters into the coronary arteries.
The place where oxygen enters the blood?
Oxygen enters the blood through the thin walls of the alveoli in the lungs during the process of respiration. This occurs through a process called diffusion, where oxygen moves from an area of high concentration in the alveoli to an area of lower concentration in the blood vessels surrounding the alveoli.
What organ allows oxygen that passes from them into capilleries?
The lungs. Oxygen enters our lungs as part of the air that we breathe. It goes to the blood vessels deep in our lungs and then on to all parts of our body.
Does oxygen dilate blood vessels?
No, oxygen does not dilate blood vessels. In fact, oxygen has a vasoconstrictive effect, which means it causes blood vessels to constrict or narrow. This helps regulate blood flow and pressure in the body.
Is the blood rich in oxygen or poor in oxygen when it enters the left ventricle?
Blood entering the left ventricle is rich in oxygen. In contrast, oxygen-poor blood enters the right ventricle.
What is the site where oxygen enters the pulmonary blood?
Oxygen enters the blood in the alveoli of the lungs
