1 The pet's remains may be cremated, either by itself of as part of a group. 2  Group cremation, in which the pet's remains are cremated with several other pets costs about $125. 3  Individual cremation costs about $285. 4  For more information, see How Much Does Pet Cremation Cost.
Induction/Intake stroke. The induction stroke is the first stroke in a four-stroke internal combustion engine cycle. It involves the downward movement of the piston, creating a partial vacuum that draws (allows atmospheric pressure to push) a fuel/air mixture into the combustion chamber.
The valves prevent the backward flow of blood. Valves are actually flaps (leaflets) that act as one-way inlets for blood coming into a ventricle and one-way outlets for blood leaving a ventricle. Normal valves have three flaps (leaflets), except the mitral valve, which only has two flaps. The four heart valves include: Click image to enlarge. Tricuspid valve. This valve is located between the right atrium and the right ventricle. Pulmonary valve. The pulmonary valve is located between the right ventricle and the pulmonary artery. Mitral valve.