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2. Excretory system - Wikipedia

   en.wikipedia.org/wiki/Excretory_system

   The dual function of excretory systems is the elimination of the waste products of metabolism and to drain the body of used up and broken down components in a liquid and gaseous state. In humans and other amniotes ( mammals , birds and reptiles ), most of these substances leave the body as urine and to some degree exhalation, mammals also expel ...

3. Cardiac physiology - Wikipedia

   en.wikipedia.org/wiki/Cardiac_physiology

   Cardiac physiology or heart function is the study of healthy, unimpaired function of the heart: involving blood flow; myocardium structure; the electrical conduction system of the heart; the cardiac cycle and cardiac output and how these interact and depend on one another.

4. Inferior vena cava - Wikipedia

   en.wikipedia.org/wiki/Inferior_vena_cava

   The inferior vena cava is the lower ("inferior") of the two venae cavae, the two large veins that carry deoxygenated blood from the body to the right atrium of the heart: the inferior vena cava carries blood from the lower half of the body whilst the superior vena cava carries blood from the upper half of

5. Valve of inferior vena cava - Wikipedia

   en.wikipedia.org/wiki/Valve_of_inferior_vena_cava

   In prenatal development, the eustachian valve helps direct the flow of oxygen-rich blood through the right atrium into the left atrium and away from the right ventricle. Before birth, the fetal circulation directs oxygen-rich blood returning from the placenta to mix with blood from the hepatic veins in the inferior vena cava. Streaming this ...

6. Sphincter - Wikipedia

   en.wikipedia.org/wiki/Sphincter

   At the anus, there are two anal sphincters which control the exit of feces from the body, the internal anal sphincter and external anal sphincter. The inner sphincter is involuntary and the outer is voluntary. The microscopic precapillary sphincters function to control the blood flow into each capillary in response to local metabolic activity. [1]

7. What Happens to Your Body When You Eat Olive Oil Every Day

   www.aol.com/happens-body-eat-olive-oil-234333463...

   Cooking with olive oil is a heart-healthy way to prepare meals. Olive oil can withstand medium-heat cooking methods, such as sautéing. Its flavorful profile enhances the taste of dishes, reducing ...

8. What Is Heart Disease? Everything You Need to Know - AOL

   www.aol.com/heart-disease-everything-know...

   Also known as heart bypass surgery, CABG is a type of open heart surgery that improves blood flow to the heart. During the procedure, a surgeon connects healthy blood vessels from one part of the ...

9. Defecation - Wikipedia

   en.wikipedia.org/wiki/Defecation

   [30] [31] Thoracic blood pressure rises and as a reflex response the amount of blood pumped by the heart decreases. Death has been known to occur in cases where defecation causes the blood pressure to rise enough to cause the rupture of an aneurysm or to dislodge blood clots (see thrombosis). Also, in releasing the Valsalva maneuver blood ...