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.
D. female fertilization occurs in the fallopian Tubes
Gastro= Gastroenterology which has to do with the stomach
The answer is D.
When you eat, food gets put into the mouth, where it then goes to the pharynx when you shallow it. It goes to the stomach, and lastly it goes to the small intestine where most of your body takes nutrients before the waste goes through the large intestine.