Oxygen-poor blood flows out of the heart and into the lungs. Nutrients and oxygen are sent to other cells and parts of the body. The blood then returns to the heart to begin the process again. Which of the body’s systems is the above process describing?
Answer choices
(A)-The skeletal system
(B)-The digestive system
(C)-The respiratory system
(D)-The circulatory system
Answers: 2
Biology, 21.06.2019 19:00
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Answers: 1
Biology, 22.06.2019 00:00
An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.
Answers: 1
Biology, 22.06.2019 03:30
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Oxygen-poor blood flows out of the heart and into the lungs. Nutrients and oxygen are sent to other...
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