how the kidney is able to regulate its own blood flow is an example of ….
A/ extrinsic regulation C/ Hormonal control
B/ humoral control D/ neural control E/ intrinsic regulation
This answer is not always as black and white as your question makes it out to be. Kidneys are very sensitive organs, and may respond in a number of ways.
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The ability of the kidney to regulate its own blood flow is an example of intrinsic regulation.
Intrinsic regulation refers to the ability of an organ or tissue to adjust its own functions without the influence of external factors. In the case of the kidney, it has the ability to autoregulate its own blood flow to maintain a consistent blood supply.
To understand how the kidney regulates its own blood flow, we need to look at the structure and function of the organ. The kidney has tiny blood vessels called arterioles that are responsible for delivering blood to the nephrons, which are the functional units of the kidney.
When the blood pressure increases, the arterioles in the kidney constrict, reducing the blood flow to the nephrons. Conversely, when the blood pressure decreases, these arterioles dilate, increasing the blood flow to the nephrons. This self-regulation of blood flow in the kidney helps to maintain a stable filtration rate and ensures that an adequate amount of blood is constantly being filtered.
This intrinsic regulation of blood flow in the kidney is critical for maintaining proper kidney function and ensuring that waste products and excess fluids are properly filtered and excreted from the body.