Long term control of Blood Pressure by Emma Lambert https://padlet.com/emma_lambert2/gm6jj3n2cx0m Renal Mechanisms of regulating blood pressure (primarily through alteration of blood volume). en-us 2017-08-06 22:31:10 UTC 2025-11-24 22:40:26 UTC hello@padlet.com Drop in Blood Pressure emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180209805 Homeostatic mechanisms kick in when blood pressure changes in order to restore blood pressure to normal levels]]> 2017-08-06 22:36:34 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180209805 Kidney can detect a drop in blood pressure emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180209854 There are cells called the juxataglomerula apparatus that surround the afferent arterioles feeding the glomerulus detect the stretch on the walls of the blood vessel. When there is less blood and a lower blood pressure, this is detected.]]> 2017-08-06 22:37:48 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180209854 When there is a lower blood pressure and hence volume, less blood is filtered in the kidneys emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180988281 This is called the glomerula filtration rate (GFR), and this drops because less blood is entering the glomerulus.]]> 2017-08-14 21:21:23 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180988281 Lower GFR - less urine being made! emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180988380 When the kidneys aren't filtering as much blood, urine production slows down, leading to reduce urine output]]> 2017-08-14 21:22:30 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180988380 Homeostatic emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180989816 2017-08-14 21:38:48 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180989816 Lower urine output - higher blood volume emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990334 Changes to blood volume are the main mechanism for homeostatic change to blood pressure over the long term]]> 2017-08-14 21:43:29 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990334 Leads to a higher BP - which restores the blood pressure back to normal emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990456 2017-08-14 21:44:28 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990456 Leads to an increase in Renin release from the kidneys emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990535 2017-08-14 21:45:16 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990535 Renin is an enzyme and converts Angiotensinogen to Angiotensin I emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990561 2017-08-14 21:45:33 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990561 Angiotensin II has wider reaching effects on blood volume and pressure emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990634 2017-08-14 21:46:13 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990634 Angiotensin I is converted to Angiotensin II in the lungs by ACE emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990684 2017-08-14 21:46:46 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180990684 Ang II increases ADH release emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991296 ADH or antidiuretic hormone is responsible for the insertion of aquaporins or water channels into the collecting duct in the kidneys.]]> 2017-08-14 21:47:16 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991296 Increased water absorption emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991418 This occurs because of increased water channels, or increased Na absorption. Less water is lost in the urine, and urine becomes concentrated]]> 2017-08-14 21:48:40 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991418 Ang II increases Aldosterone release emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991536 Aldosterone is released by the adrenal glands]]> 2017-08-14 21:50:16 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991536 Increase Na reabsorption emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991593 2017-08-14 21:50:53 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991593 Ang II leads to Vasoconstriction emma_lambert2 https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991635 Vasoconstriction in the blood vessels increases peripheral resistance, which...]]> 2017-08-14 21:51:21 UTC https://padlet.com/emma_lambert2/gm6jj3n2cx0m/wish/180991635