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Because the blood leaving the lungs gained oxygen from the lungs, and has a full amount of oxygen. However the blood going to the heart has just traveled around the body. Therefore, it lost oxygen while traveling around the body.

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14y ago

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How does blood entering the lungs differ from blood leaving the lungs?

The blood leaving the lungs is loaded with oxygen, while blood entering the lungs is about to get oxygen from the respiratory system.


How is blood leaving the left side of the heart different from the blood entering the right side?

The blood leaving the kidneys have most of the waste products removed. The kidneys do use some of the oxygen in the blood, but only a tiny amount, so the outflow is essentially clean arterial blood.


What would happen if the blood entering the heart mix with blood leaving the heart?

if blood entering the heart gets mixed with blood leaving the heart the the blood leaving the heart will get poluted. the blood entering the heart is poluted when it enters the heart, the heart cleans it up; so when the blood leaves the heart it is clean so if it gets polluted the person may get sick and this leads to his/her death.


What does the blood entering the lungs has more off than the blood leaving the lungs?

carbon dioxide


What contains more water the blood going into the kidneys or the blood leaving it?

Blood entering the kidneys has more water; the water is extracted by the kidneys and sent through the ureter to the bladder.


Is the blood deoxegenated or oxygenated in the pulmonary circuit?

Blood entering the pulmonary circuit is deoxygenated. Blood leaving the pulmonary circuit is oxygenated.


What path does drop of the blood follow from entering the heart to leaving the heart through the aorta?

pumping


What do you think would happen if the blood entering the heart mixed with the blood leaving the heart?

if blood entering the heart gets mixed with blood leaving the heart the the blood leaving the heart will get poluted. the blood entering the heart is poluted when it enters the heart, the heart cleans it up; so when the blood leaves the heart it is clean so if it gets polluted the person may get sick and this leads to his/her death.


All blood leaving the GI tract first go to what?

All blood leaving the GI tract first goes to the liver through the hepatic portal vein for processing and detoxification before entering the general circulation.


explain how substances are exchanged between the blood entering the nephron and the filtrate leaving the collecting duct?

You just broke my brain cells


How does the blood entering the heart from the lung differ from the blood entering the heart from the blood?

The blood entering from the lungs has a high oxygen content and the blood entering from the body is high in carbon dioxide.


How does blood leaving the lungs differ from the blood entering the lungs?

Blood coming from the lungs has lower pressure while that from the heart has higher pressure. Blood coming from the lungs also has higher oxygen content and lower carbon dioxide content compared to that coming from the heart.