Cells need oxygen to make energy. Oxygen-rich blood is transported to tissues. When the oxygen is dropped off, it needs to move through structures that are small and thin.Which vessels allow for oxygen movement into the tissues?
Which statement explains blood pressure?
Which statements describe the movement of blood through the heart? Select two options. Blood from the veins enters the ventricles.Atria and ventricles contract at the same time.Atria push blood into the ventricles.Valves allow for two-way blood flow.Ventricles push blood out of the heart.
Which component of blood allows oxygen from the air to move from the lungs to cells of the body?
Which is the next structure to contact air after it passes from the nose to the nasal cavity?
At the site of gas exchange in the lungs, where does the oxygen move?
Gerald is lightheaded and tired from a lack of oxygen in his tissues.What is most likely the reason he feels this way?
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