Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.
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Answer:
reduced chance of becoming infertile later in life. less likely to develop testicular or breast cancer. reduced stress about getting STDs
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OK so based on the options given I would like to say that the answer is A. because if you think about it logically it is the only answer that makes sense.
