Summarize the functions of the nervous system. The nervous system controls the muscular system by sending signals to the blood, telling it to move throughout the body.

The nervous system controls the digestive system by sending signals to the stomach, telling it to contract and digest food.

The nervous system controls the respiratory system by sending signals to the muscles, telling them to flex and move limbs.

The nervous system controls the circulatory system by sending signals to the lungs, telling them to expand and inhale oxygen.

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answer is

human impact on the environment can be seen in the deterioration of the !

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succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: