Criado por Evian Chai
mais de 4 anos atrás
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What are the three locations of Ca+/Mg2+ reabsorption?
What drives this process?
How does activation of renal sympathetic nerves affect Na+ reabsorption following fall in BP?
As Na+ levels rise, the juxtaglomerular apparatus will
In the collecting duct Aldosterone: ... Na+ reabsorption by increasing expression of ...and .... Also increases K+ secretion/excretion
In the DCT Aldosterone: increases expression of the ...
Also ... absorption in gut, sweat glands, salivary glands
Plasma has ...of free calcium
Intracellular fluid has ... of free calcium
Sodium excretion is regulated by? (2)
The main solute in Extracellular Fluid is ....
The main solute in Intracellular Fluid is ....
What are the 3 actions of Type A/B Natriuretic Peptides?
How do natriuretic Peptides increase Na+ excretion ?
What are the 3 impacts of angiotensin II?
1. Stimulates PCT Na+ reabsorption by activating ...pump on basolateral membrane and.... pump on luminal
2. Stimulates ... release/increases ...
3. Aldosterone secretion from adrenal cortex which ... Na+ reabsorption in ...
What are the effector pathways of Na+ reabsorption?
How does dopamine affect Na+ Reabsorption?
What are the mechanisms of extrinsic control of GFR in response to a fall in blood pressure?
What are the three factors promoting renin release?
What are the two intrinsic mechanisms of GFR control?
What are the two types of Natriuetic Peptides released when the heart is stretched and from where?
Increased osmolarity is detected by .... at .... in ....
They produce ... molecule, causing ... to be released from posterior pituitary
What do osmoreceptors in the lateral preoptic area do compared to those in the paraventricular/suboptic nuclei
What is the function of renin?
The main regulator of blood volume is...
What senses Na+ concentration? (4)
When free Ca2+ <... ... hormone is released leading to:
1. ... excretion in urine
2. Vit D2/D3 hydroxylation to active form, upregulate Ca2+ receptor of ... cells of parathyroid gland, promote Ca2+/phosphate absorption
3. Ca2+ reabsorption in kidney
...reabsorbs CA2+ via TRPUS Ca2+ transporters, Mg2+ via channels/active transport
What does atrial natriuretic peptide do?