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What are the functions of the kidneys?

Mar 29, 2018 · What are two primary functions of the kidney? Your answer: Regulation and excretion

What is the role of the kidneys in maintaining water balance?

The kidneys play a role in the production of red blood cells in the body. Kidney cells are sensitive to low oxygen levels in the blood. When a low oxygen level is sensed, the kidney cells secrete a hormone called erythropoietin (EPO). Erythropoietin stimulates the formation of new red blood cells in the bone marrow. When calcium levels drop in the blood and the parathyroid hormone …

What hormone is produced in the kidneys Quizlet?

May 15, 2019 · 1. Describe the two main functions of the kidneys. 2. What is deamination and why is it an important process? 3. How does the formation of urea prevent poisoning? 4. Fish are able to excrete ammonia continuously from their gills. Explain why birds and mammals cannot continuously remove this highly toxic waste.

How do the kidneys regulate the volume of urine produced?

Functions of the kidneys • Play an essential role in acid-base balance by excreting H + when there is excess acid or HCO 3-when there is excess base. • Regulate the volume of the ECF by controlling Na + and water excretion. • Help regulate arterial blood pressure by adjusting Na + excretion and producing various substances (e.g., renin) that can affect blood pressure.

Does aldosterone affect water reabsorption?

Can the reabsorption of solutes influence water reabsorption in the nephron. When aldosterone was added, the urine volume decreased. Aldostrone results in increased sodium and water reabsorption and increased potassium secretions.

Can type 1 diabetes make insulin?

a person with type 1 diabetes cannot make insulin in the pancreas and a person with untreated type 2 diabetes does not respond to the insulin that is made in the pancreas. In either cause why would you expect to fine glucose in the person's urine

What is the function of the kidneys?

Most people know that the primary function of the kidneys is to eliminate waste products from the body by flushing them out with urine.

How do kidneys help with water balance?

The kidneys are one of the body’s main ways to maintain a stable water balance. By regulating the volume of urine they produce, the kidneys adapt to one’s hydration level. When you drink a lot, the kidneys produce more urine, and the opposite happens when you are dehydrated.

Why does kidney failure cause intoxication?

The kidneys filter out water-soluble waste products and toxins, flushing them out of the body with urine. That’s precisely why kidney failure quickly leads to severe intoxication, as the body’s waste products build up and impair its functions .

What organs filter electrolytes?

The kidneys filter some electrolytes from the blood, return part of them back into circulation, and excrete excess electrolytes into the urine. The levels of electrolytes like sodium and phosphate are largely dependent on the health of one’s kidneys.

What enzymes are produced by the kidneys?

The kidneys produce an enzyme called renin. Renin converts the angiotensinogen produced in the liver into angiotensin I, which is later converted in the lungs into angiotensin II. Angiotensin II constricts the blood vessels and increases blood pressure as a result. On the other hand, when one’s blood pressure is too high, the kidneys produce more urine to reduce the volume of liquid circulating in the body and somewhat compensate the high blood pressure.

What is the active form of vitamin D?

The kidneys transform calcifediol into calcitriol, the active form of vitamin D. Calcitriol circulates in the blood and plays a vital role in regulating calcium and phosphate balance in the body, which is essential for healthy bone growth.

What is the normal pH of blood?

The normal pH of the blood is 7.35 to 7.45. To maintain this healthy range, the kidneys excrete acids and bases when there’s an excess of them, or retain these compounds when the body is lacking them.