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. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.
Explanation:
hope this helps...
and if u didn't get it its veins...
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This question does not make sense. If you are positive then you legally have to clarify that you are HIV positive. Please ask questions that are clear and concise. If it is a riddle then please do not put the question into the health category. Thanks.
Answer:
Not getting enough physical activity can lead to heart disease
Lack of physical activity can add to feelings of anxiety and depression.
high blood cholesterol
high blood pressure
type 2 diabetes
Explanation:
