With your USB stick connected to your computer, create a folder in the root directory named 'music'. Once you've done this, copy your audio into that folder, and wait for the transfer to complete. When it's done, remove your USB stick from your computer, and plug it into your PS4. 3.
(2) stimulates the release of renin, which restricts losses of water and salt in the urine through reabsorption at the nephron. The main purpose of the kidneys is to separate urea, mineral salts, toxins, and other waste products from the blood. In addition, the kidneys also conserve water, salts, and electrolytes.
Secretion of hormones. Through the secretion of hormones, the kidneys help regulate other important functions, such as the production of red blood cells and the growth and maintenance of bones. The kidneys produce a hormone called erythropoietin, which stimulates the production of red blood cells in the bone marrow.