Nephrons

where do nephrons begin and end

begins in cortex loops down into medulla back into cortex

when urine in nephron loops back into cortex where does it go next

goes down through collecting duct passing through medulla

glomerulus

network of blood capillaries where blood is filtered

bowman’s capsule

walled cup like structure that surrounds glomerulus

what is filtered in the glomerulus

small molecules including water, urea, glucose, and ions

what isn’t filtered in glomerulus

large molecules and blood

where are capillaries in nephron

form a network around nephron tubules

what is absorbed in proximal distal tubule (4)

glucose, amino acids, most water and salts reabsorbed into blood

loop of henle

réabsorption of some water to produce concentrated urine

what does the distal convoluted tubule regulate and under what influence

regulates salt and water balance under influence of hormones