Our kidneys: structure, tasks & function simply explained - filtering, hormones (vitamin D) etc.

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DoktorWeigl

Published on Apr 24, 2019
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You can read more about renal insufficiency https://bit.ly/Niereninsuffizienz_Blog and about kidney pain (colic): https://bit.ly/Nierenschmerzen_Blog Numerous processes such as blood pressure and electrolyte balance in our body depend on the kidneys. Conversely, many common diseases (diabetes mellitus) and also medications (painkillers, ACE inhibitors) affect kidney function. This means that anyone can potentially be affected by dysregulation of the kidneys. Our kidneys: • very important organ, we usually have two - we can (survive) with one • are bean-shaped • location: back of the torso at about the level of the last two pairs of ribs • right kidney is slightly lower than the left due to its close proximity to the liver • a capsule encloses the kidneys Functions of the kidneys (excerpt): 1. “Blood purification” (waste products, medication, etc.) - like a water filter that filters the water clean; ultimately, urine is the “wastewater” that the kidneys produce. • around 1200 ml of blood flows through the kidneys every minute • primary urine: around 180 litres of fluid (= plasma) is pressed through the kidneys every day • as primary urine mainly contains electrolytes and water, it is concentrated by a complex tube system to a volume of around 1.8 litres • final urine: this concentrate of metabolic waste products (toxic substances, medication, etc.) is finally excreted as final urine (= urine). 2. Regulation of blood pressure Specialised cells measure the salt content of the urine in the tube system. When blood flow to the kidneys is low (e.g. due to low blood volume and/or low blood pressure), the ratio of water to salt increases in favour of salt. The "measuring station" then begins counter-regulatory measures. First and foremost, in response to the high salt content, the hormone renin is increasingly released, also from the kidneys. Aldosterone also ensures that salt (and, for osmotic reasons, water) is reabsorbed in the final sections of the renal filter system. 3. Regulation of electrolyte balance 4. Hormone production, with an influence on the formation of red blood cells and bone mineralisation. EPO: Hormone erythropoietin. This substance promotes the formation of red blood cells in the bone marrow and thus the supply of oxygen to the tissue. Calcitriol: We can produce vitamin D ourselves. We need sun for this! Vitamin D3 reaches the liver via the blood, where it is converted into calcidiol - the inactive storage form of vitamin D3. This is converted into the active form calcitriol in the kidneys when required. ▬ About this channel ▬▬▬▬▬▬▬▬▬▬▬▬ With “Video Visit Dr. Weigl" you have found the current and medical-scientific channel that describes topics related to pain, #medicine and #health in an understandable way but based on facts, guidelines and studies. In particular, I address common illnesses such as back pain, osteoarthritis but also other types of pain such as #kidney pain. ▬ Even more videos ▬▬▬▬▬▬▬▬▬▬▬▬▬ How strong is your heart - test for heart failure: https://bit.ly/TestHerzinsuffizienz_V... High blood pressure - truth or myth, what is the truth about high blood pressure?: https://bit.ly/Bluthochdruck_Video Thrombosis - the deadly danger?: https://bit.ly/Thrombose_Video ACE inhibitors for heart failure - effects, side effects & information: https://bit.ly/ACEHemmer_Video The painkillers Ibuprofen & Diclofenac - effects, side effects & dosage: https://bit.ly/IbuprofenDiclofenac_Video ▬ Recommended literature ▬▬▬▬▬▬▬▬▬▬▬▬ ACE inhibitor Ramipril for Heart failure - effects & side effects: https://bit.ly/Ramipril_Blog High blood pressure - causes, symptoms & therapy: https://bit.ly/Bluthochdruck_Blog Kidney cancer - risk factors, symptoms & treatment: https://bit.ly/Nierenkrebs_Blog Our kidney values ​​​​such as creatinine, urea etc: https://bit.ly/Nierenwerte_Blog Causes of smelly urine: https://bit.ly/StinkenderUrin_Blog ▬ Social Media ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ►Facebook: https://bit.ly/facebook_DrWeigl ►Website: https://doktorweigl.de ►Twitter: https://bit.ly/Twitter_DrWeigl ►Instagram: / doktorweigl ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Legal notice / disclaimer: The videos are for your information only and never replace personal advice, examination or diagnosis by a licensed, qualified specialist. In particular, when taking medication, you should consult your doctor and read the package insert. The content provided cannot and must not be used to make independent diagnoses. Liability excluded.

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