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guajiro [1.7K]
3 years ago
14

How does the circulatory system work at the organ level?

Biology
2 answers:
miss Akunina [59]3 years ago
5 0

Answer: The heart pumps the blood

Explanation: i from k12 7th grade, and took the test!

Strike441 [17]3 years ago
4 0

Explanation:

Circulatory as the word suggests, circulates throughout the body. Circulatory system is a group of network which consist of blood, blood vessels, and the heart. This network in turn supplies the necessary tissues in the body.

The circulatory system passes through each and every organ and system in the body. Our body cells and the circulatory system are connected in such a way that the transpiration of oxygen is done in an efficient manner. Apart from this, circulatory system also plays an important role in our digestive system.

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Answer: D. An adaptive process that allows children to deal more efficiently with their environment.

Explanation:

Synaptic pruning is a natural process between early childhood and adulthood which occurs in the brain. The brain removes the extra synapses during synaptic pruning. Synapses are brain structures that allow the neurons to transmit to another neuron an electrical or chemical signal.  

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