How does the human heart make blood?

Answer 1

The human heart does not make blood.

Blood is pumped by the heart, red blood cells are made in the bone marrow, and white blood cells are made in the lymphatic tissues.

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Answer 2

The human heart does not make blood. It pumps blood through the circulatory system, which is produced by bone marrow in various bones.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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