Examlex
Which species experience menstrual cycles rather than estrus cycles?
Semilunar Valve
A type of heart valve with half-moon-shaped flaps that prevents blood from flowing back into the heart chambers after it has been ejected.
Right Ventricle
One of the four chambers of the heart, located in the lower right portion, responsible for pumping deoxygenated blood to the lungs via the pulmonary artery.
Blood Flow
The movement of blood through the circulatory system of the body, delivering oxygen and nutrients to cells and removing waste products.
Heartburn
A burning sensation in the chest, often spreading to the throat, associated with gastroesophageal reflux disease (GERD).
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