Blood first enters the heart's right atrium. A muscle contraction forces the blood through the tricuspid valve into the right ventricle. When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs
The answer is uterus, well that's what I got
Answer:
<h3><em><u>The word 'osteoporosis' means 'porous bone. ' It is a disease that weakens bones, and if you have it, you are at a greater risk for sudden and unexpected bone fractures. Osteoporosis means that you have less bone mass and strength</u></em></h3>
Explanation:
<h3>Aww thanks</h3>
