Answer:
A. . Blood from the veins enters the ventricles.
C. Atria push blood into the ventricles
Explanation:
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 atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
1. The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle through the tricuspid valve.
2.The right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve.
3. The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve.
4. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.
<span> Sediments are made when old rocks weather causing pieces of the rock to break apart.Over time as sediment lie on top of each other , the layers compact and cement together forming sedimentary rocks.</span><span />
Answer:
Congestive heart failure.
Explanation:
Congestive heart failure may be defined as the medical condition in which the individual is affected by the pumping power of the muscles. The common causes are coronary artery disease and hyper tension.
The 56 year old female has respiratory distress Here disease is getting worse and has high blood pressure. Here, the women shows all the symptoms of congestive heart failure as the congestive heart failure is common with the patients suffers from hypertension.
Thus, the correct answer is option (a).
Answer: Many young people know smoking is not healthy but still think it's cool. A big reason for this is the media. Tobacco and e-cigarette companies spend billions of dollars every year promoting their products at stores, in magazines, and online.
Most ads show smokers as healthy, energetic, and successful. There are also many TV, video game, and and movie scenes showing people smoking. These scenes promote the idea that lots of people smoke and rarely show the bad consequences of smoking like trouble breathing, cancer, complications with other diseases, or even death.
Explanation:
