What is the relationship between left-to-right shunt congenital heart defects and increased pulmonary blood flow? Cardiac workload is increased but pulmonary blood flow is decreased. Cardiac workload is decreased and this will decrease pulmonary blood flow. Volume overload results in the left side of the heart. This decreases pulmonary blood flow. Volume overload results in the right side of the heart and this increases pulmonary blood flow.

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?